6. Mr Chua's car consumes petrol at an average rate

of 8 litres daily. Before Mr Chua begins his journey,

he tops up the petrol in his car to 100 litres. Given

that he will next top up the petrol in his car when

there are 20 litres left, form an inequality and solve

it to find the maximum number of days he can travel

before he has to top up the petrol in his car. 10

Answers

Answer 1

Answer: He can travel up to 9 days before he has to top up the petrol in his car.

Step-by-step explanation:

Hi, to answer this question we have to write an inequality with the information given:

The petrol available (100) minus the amount that his car consumes per day (8x) must be higher to 20 (liters left)

Mathematically speaking:

100- 8x > 20

Where x is the number of days.

Solving for x:

100-20>8x

80 > 8x

80/8> x

10>x

x <10

x must be less than 10 days .

He can travel up to 9 days before he has to top up the petrol in his car.


Related Questions

11 y + 4 one step equations

Answers

I think its 15+y or 15y im not surw

Point C has coordinate of -4.
What is the distance of point c from zero?​

Answers

The answer will be 4

Abraham currently has a balance of $3,075.21 in an account he has held for 13 years. He
opened the account with an initial deposit of $2,152. What is the simple interest rate on the
account?
2.3%
7.7%
3.3%
11.0%

Answers

Answer: 3.3%

Step-by-step explanation:

Amount = prt / 100

3075.21 = (2152 x r x 13)/100

Answer:

the answer is letter c

Step-by-step explanation:

Scientists in Maine estimates the 3 out of every 11 bears are born during the month of April predict how many bears are born in April out of 165 births

Answer fast plsss

Answers

The answer should be 45 are born. If you take the 3 out of every 11 and turn it into a fraction so 3/11 and set it up like 3/11=x/165. You will be able to slice for the answer 45.

(2x-1)(x+5)=o solve for x

Answers

Answer:

x = - 5, x = [tex]\frac{1}{2}[/tex]

Step-by-step explanation:

Given

(2x - 1)(x + 5) = 0

Equate each factor to zero and solve for x

x + 5 = 0 ⇒ x = - 5

2x - 1 = 0 ⇒ 2x = 1 ⇒ x = [tex]\frac{1}{2}[/tex]

Answer:

x = - 5, x = 1/2

Step-by-step explanation:

(2x - 1)(x + 5) = 0

x + 5 = 0 so x = - 5

2x - 1 = 0 so 2x = 1 so x = 1/2

How smart r u?
1 rabbit saw 9 elephants while going to the river. Every elephant saw 3 monkeys going to the river. Each monkey had 1 tortoise on each hand.
How many animals are going to the river ?

Answers

i’m pretty sure the answers 40 lmk if it’s wrong
31? animals going to the river?

thomas has 4 blocks colored blue,red,green and yellow. How many different ways can he combine them on a shelf?

Answers

Answer: 24

Step-by-step explanation:

Take the factorial of that number.

4! = 4*3*2*1=24

What is the equation of the line that is perpendicular to the
given line and has an x-intercept of 6?
y=-3x+8
O y=-3x + 6
O y=-x-8
O y=x-6

Answers

Answer:

y=x-6

Step-by-step explanation:

The x-intercept is found replacing y = 0, as follows:

Function: y = -3x + 8

x-intercept:

0 = -3x + 8  

3x = 8

x = 8/3

Function: y = -3x + 6

x-intercept:

0 = -3x + 6

3x = 6

x = 6/3 = 2

Function: y = -x - 8  

x-intercept:

0 = -x - 8  

x = -8

Function: y = x - 6

x-intercept:

0 = x - 6

x = 6

The last option is the only one in which x-intercept is x = 6.

find the slope of the line that passses thruogh 6,10 and 4,5

Answers

Answer:

2.5

Step-by-step explanation:

In the pic below

A probability experiment consists of rolling a fair 16 sided die. Find the probability of the event below, rolling a 12

Answers

Answer:

1/6

Step-by-step explanation:

I think that is the answer if not sorry, have a nice day!

Pls pick me as brainliest!

wiil mark bianleast
Which figure is a translation of the gray shape?


Figure A.

Figure B.

Figure C.

Figure D.

Answers

Answer:
Figure C

Do you need an explanation?
It’s C. Hope this helps!

a triangle has one side of length 12 and another of length 7 which of the following are possible lengths of the third side ​

Answers

Answer:

Step-by-step explanation:

The first rule is that 2 of the sides must be bigger than the third.

4 and 7 makes 11 which is not bigger than 12, so A is not an answer.

5 + 7 = 12 That does not exceed 12, so the second one is not an answer

12 12 and 7 works perfectly. It makes an isosceles triangle. Any two of the three sides added together is larger than the third side.

If you put 19 20 or 21 into what you think might make a triangle, you would be incorrect. 12 and 7 makes 19. 19 is too large because 12 and 7 will lie flat on 19. No triangle works.

So only 12 works.

In short, 5<x<19 will create a triangle. Anything outside that inequality will not.

Answer:

7 and 12

Step-by-step explanation:

using triangle inequality theorem

if triangle has side a,b, and c, then all of them will trus if fulfill this inequality

a+b > c

a+c > b

b+c > a

now take a = 7 and b = 12

so the number c which can make triangle with a and b is

7 and 12

HELPPPPP ASAPPPPP 30 pointsss!!!!!
A It is lunch time at I.S. 237 and the table below lists the lunches that have
been served so far. Based on the results in the table, what is the
probability the next student will choose pizza?

Answers

Answer:

3/10

Step-by-step explanation:

Please and thank you!! 25 points!!

Answers

Answer:

1. 5

2. 6

3. 1

4. 4

5. 2

6. 3

Step-by-step explanation:

→Number 1 is paired with explanation 5, because it explains how a certain pair can be associated with one another, and provides the example of corresponding angles.

→Number 2 is paired with explanation 6, because the explanation states how angles are paired with one another based on the correspondence between them.

→Number 3 is paired with explanation 1, because the explanation states how sides are paired with one another based on the correspondence between them.

→Number 4 is paired with explanation 4, because the explanation is talking about how figures can be congruent to one another.

→Number 5 is paired with explanation 2, because the explanation states the definition of an included angle.

→Number 6 is paired with explanation 3, because the explanation states the definition of an included side.

PLEASE ANSWER THIS, ITS DUE TODAY!! *100 POINTS*

Answers

The answer is choice b:Spread

Answer:

B. Spread

Step-by-step explanation:

3x+4=9x+3? I dont understand. Write as a fraction please

Answers

Answer:

                  x = 1/6 =0.167

Step-by-step explanation:

Rearrange:

Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation :

                    3*x+4-(9*x+3)=0  

Step by step solution :

Step  1  :

Solving a Single Variable Equation :

1.1      Solve  :    -6x+1 = 0  

Subtract  1  from both sides of the equation :  

                     -6x = -1

Multiply both sides of the equation by (-1) :  6x = 1

Divide both sides of the equation by 6:

                    x = 1/6 = 0.167

One solution :

                  x = 1/6 = 0.167

Answer:

1/6

Step-by-step explanation:

Step 1: Subtract 9x from both sides.

3x+4−9x=9x+3−9x

−6x+4=3

Step 2: Subtract 4 from both sides.

−6x+4−4=3−4

−6x=−1

Step 3: Divide both sides by -6.

−6x                  -1

-------      =     ----------

-6                    -6

x=1/6        

Which algebraic expression represents the phrase "four times a number"?
4 + c
C-4
4-0
4c

Answers

Answer:

4c

Step-by-step explanation:

it pretty much means 4*c

Answer:

= 4c

Step-by-step explanation:

4×(c) . I hope it helps

Which situation results in a final value of zero ?

a. The temperature after a decrease of 5 degrees from a temperature of -5 degrees .

b. The height of an airplane after taking off from ground level and rising 1,000 feet.

c.The amount of money received in change after making a $10 purchase with a $20 bill.

d. The distance above sea level after increasing 24 meters from a depth of 24 meters below sea level.

Answers

Answer:

d

Step-by-step explanation:

because what is 24 meters- 24meters=0

if y=-4+11 and 3x+y=9 what is the value of y

Answers

[tex]y=-4+11=7\\y=7\\3x+7=9\\x=2/3[/tex]

what is the correct expanded form and value of (One-fifth) Superscript 4?
A. 1/5+1/5+1/5+1/5=4/5
B. 1/5 x 1/5 x 1/5 x 1/5= 1/625
C.1+1+1+1/5 x 4 = 4/20
D.1/5x4=4/5

Answers

Answer:

B, 1/5*1/5*1/5*1/5=1/625

Answer:

B.

Step-by-step explanation:

because furries are alwasy right

I will give the brainliest answer

Answers

Answer:

96 cm²

Step-by-step explanation:

area of single square:16cm²

no. of square in cube:16*6: 96cm²

Answer:

[tex]96 \: \: {units}^{2} [/tex]

Step-by-step explanation:

[tex]A

=

6

{a}^{2}

\\

=

6

·

{4}^{2}

\\

=

96 \: \: {units}^{2}

[/tex]

hope this helps

brainliest appreciated

good luck! have a nice day!

write an equation for the graph. help :)

Answers

Answer:

Since the y-intercept is 400 and the y value fourths for every increase of 2 in x, the equation is y = 400 * (0.5)^x.

Mouse population is 25,000 and is decreasing at a rate of 20% per year what is the population of mice after 3 years

Answers

Answer:

10,000

Step-by-step explanation:

3 years x 20% = 60%

60% of 25000 is 15000

25000 -15000 =  10,000

A rectangle has a length 2x+1 and width x+3.
Write an expression that shows the area of
the rectangle. Be sure to simplify your
ansver.

Answers

Answer:

3x + 3

Step-by-step explanation:

to find the area we do length times width so to find the area of this rectangle we do 2x + 1 * x + 3

for this equation we have an order of operations problem we have to multiply 1 * x first so the answer becomes 3x + 3 because after the order of operstions the equation becomes 2x + 1x + 3

we then combine like terms / the x's

2x + 1x = 3x

then add 3

3x + 3

What is the area of parallelogram ABCD?
7
А
6
B
5
13 square units
0 14 square units
15 squtare units
16 square units
4
3
2.
D
1
С
1
2
3
4
5
6
7
x

Answers

Answer:

13 square units

Step-by-step explanation:

The area of the parallelogram is 13 square units

The area of a parallelogram is the product of the height and the base of the parallelogram

Assume the parallelogram has the following properties

Base = 6.5 units

Height = 2 units

The area of the parallelogram is calculated as:

Area = Base * Height

So, we have:

Area = 6.5 units * 2 units

Area = 13 square units

Hence, the area of the parallelogram is 13 square units

Read more about areas at:

https://brainly.com/question/24487155

A laptop that costs $250 is on sale with a 20% discount. What is the amount of discount? What’s the explanation to do this

Answers

Answer: $50

Step-by-step explanation:

250 x 0.20 = 50

$50 discount

or you pay 80%, so

250 x 0.80 = 200

$200 final cost

$250 original cost - $200 final cost = $50 discount

Answer: 50

Step-by-step explanation:

Discount = 250 x .20 = 50

Anybody know this pls help

Answers

Answer:

1. (-1/4,0)(1.5,0)

2.(-1/2,2)(6/4,2)

Step-by-step explanation:

just locate the numbers on the graph

How can you solve for x in the proportion StartFraction 7 over 8 EndFraction = StartFraction x over 24 EndFraction? Set the sum of 7 and 8 equal to the sum of 24 and x, and then solve for x. Set the sum of 7 and 24 equal to the sum of 8 and x, and then solve for x. Set the product of 7 and 8 equal to the product of 24 and x, and then solve for x. Set the product of 7 and 24 equal to the product of 8 and x, and then solve for x.

Answers

Answer:

D- Set the product of 7 and 24 equal to the product of 8 and x, and then solve for x.

Step-by-step explanation: I did the test. Stay safe and have a good one!

Answer:

what the first person said "D"

Step-by-step explanation:

Simplify: (–2x+y)(-58 y)
O 10x10,
10xv2
10xy
10x10 ,

Answers

Answer:

Choice C

Step-by-step explanation:

[tex](-2x^2y)(-5x^5y^3)=\\\\(-2)(-5)\times (x^2)(x^5)\times (y)(y^3)=\\\\10x^7y^4[/tex]

Hope this helps!

Answer:

10x7 y 4

Step-by-step explanation:

i just answered it

What is the total amount of material
needed for the entire birdhouse?

Answers

Answer:

This question is incomplete ... plz complete the question so that you may get better help.

Step-by-step explanation:

From: Brainy services

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