There are 2/5 as many vans as cars and 2/3 as many vans as motorbikes in a parking lot. What is the ratio of the number of vans to the total cars and motorbikes?

Answers

Answer 1

Answer: 1/2 because you have to add 2+2 = 4 and then put that over 5+3 = 8 which is 4/8 simplyfied as 1/2 or 1:2

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Roy purchased different cardboard pieces that had the same ratio of the length to the width. The table below shows the length and width of some cardboard pieces Roy bought: Length (inches) Width (inches) 6 5 12 10 18 15 24 20 ? 25 The missing value in the table is ______ inches. Numerical Answers Expected! Answer for Blank 1:

This is probably a stupid question, but I forgot. Help, please!Find the slope of the line y = 3.

Select one:
a. The slope of the line is 3.
b. The slope of the line is y.
c. The slope of the line is 0.
d. The slope of the line is undefined.

Answers

learn this....

HOY -- horizontal line, 0 slope, represented by y = a number
VUX -- vertical line, undefined slope, represented by x = a number.

so we have y = 3
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48 is 60% of what number? A. 80 B. 28.8 C. 8 D. 0.8

Answers

48 is 60% of 80

Convert your percentage into a decimal:
$(60)/(100) =0.6$

Divide 48 by the decimal:
$48 / 0.6 = 80$

there are about 100 million smartphones in the U.S. your teacher has one smartphone. what share of US smartphones does your teacher have? express your answer using a negative power of 10.

Answers

$100 000 000 = 10^(8)$

$(1)/(100 000 000) = 10^(-8)$

Round 636 to the nearest ten and hundred

Answers

Rounding 636 to nearest ten will give 640 and rounding 636 to nearest hundred will give 600 .

Given,

Rounding 636 to nearest ten and hundred .

Here,

The number in the tens place is 3. The number after that is 6 which is greater than 5 so you round up. Therefore 636 rounded to the nearest tens place is 640.

The number in the hundreds is 6, the next number is 3 and since it is less than 5, you keep it at the same. 636 rounded to the nearest hundred place is 600.

Know more about rounding off ,

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The number in the tens place is 3. The number after that is 6 which is greater than 5 so you round up. Therefore 636 rounded to the nearest tens place is 640.
The number in the hundreds is 6, the next number is 3 and since it is less than 5, you keep it at the same. 636 rounded to the nearest tens is 600.

Jana is taking pledges for a bike-a-thon fundraiser. Ivan pledged $4.25, plus $1.25 for eachmile that Jana bikes. Vicky pledged $5.75, plus $0.75 for each mile that Jana bikes.
Part A
Write expressions for the number of dollars Ivan pledged and the number of dollars Vicky
pledged. Use m for the number of miles that Jana bikes.
Part B
Add the two expressions from Part A to find the combined amount that Ivan and Vicky
pledged in terms of m.
Part C
Find an expression equivalent to the one from Part B by factoring out the greatest common
factor from the two terms.