The ratio of girls and boys in a swimming club was 2:5. There we're 20 girls. How many boys were there at the club?

How to do ratio step by step

Select the correct answer. If x is a number that is 7 more than y, how do you express xas a function of y?

What is three sixth of 72

Triangle ABC is dilated to get triangle A'B'C'. Which is the length of A'B'? 3 4 5 16

A=30 and AB=4 how long is bc

Explain what pemdas means

Evaluate x + y + z if x = 3, y = - 5, and z = - 2

Choose the correct standard form of the number. forty and nine thousandths. what is the correct answer? A. 49,000 B. 40.9 C. 40.009 D. 40.09

In this exercise, we estimate the rate at which the total personal income is rising in a metropolitan area. In 1999, the population of this area was 963,200, and the population was increasing at roughly 9300 people per year.

A box contains 3 items that are labeled a, b, and c. two items are selected at random (without replacement) from this box. list all the possible outcomes for this experiment.