2 years ago

Suppose a car burns 1 gallon of gas in 25 miles. How much gas will be burned on a trip of 400 miles.

Mathematics

1 answer:

d1i1m1o1n [39]2 years ago

4 0

16 gallons will be burned

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Dan has ¾ of a cake left over from his birthday party. His best friend Amy ate 1/7 of the leftover cake. How much of the cake do

Dafna1 [17]

Answer:

9/14 of cake left

Step-by-step explanation:

<u>3/4 left and 1/7 of that eaten:</u>

3/4 - 3/4(1/7) =
(3/4) (1 - 1/7) =
(3/4)(6/7) =
18/28 =
9/14

4 0

2 years ago

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In an election, everyone voted for either Cindy or Shawn. Cindy received 55% of the votes. Shawn received 423 votes. How many to

kirill [66]

100-55=45%

45/100 × x = 423
x = (423)/(45/100)
x=940 peoples

3 0

3 years ago

The repeating decimal,0.27 repeting, is converted to the fraction 3/x. What is the value of x in the fraction?

Nuetrik [128]

Answer:5/18=.2777777777777

Step-by-step explanation:

.27777 (7 repeating)

100x=27.7777

10x= 2.7777

Subtract

90x=25

x=25/90=5/18

Check

5/18=.2777777777777

Hope that helps.

7 0

3 years ago

The formula B=32A is used in New England to estimate the minimum furnace output, B, in BTUs, for a modern house with A square fe

Galina-37 [17]

B=(32)(1700) your answer should be 54,400 BTU's

4 0

2 years ago

Can someone please help me it's worth five points

Brilliant_brown [7]

The formula of a volume of a cone:

$V=\dfrac{1}{3}Bh=\dfrac{1}{3}\pi r^2h$

We have:

$r=12cm,\ h=8cm$

Substitute:

$V=\dfrac{1}{3}\pi\cdot12^2\cdot8=\dfrac{1}{3}\pi\cdot144\cdot8=\pi\cdot48\cdot8=384\pi\ cm^2\approx384\cdot3.14=1205.76\ cm^3\approx1206\ cm^3$

Answer: 1206 cm³

7 0

2 years ago