Question

1: What is 15:25 as fraction in simplest form.

Answer 1

1.

15:25 is a ratio

we can write this as a fraction

15:25 written as a fraction is $\frac{15}{25}$

to simplify this we have to divide both numerator and denominator by the highest common factor for both numerator and denominator

the factors for 15 and 25 are as follows

15 - 1,3,5,15

25 - 1,5,25

the highest common factor is 5

so we have to divide both by 5

$\frac{15/5}{25/5} = \frac{3}{5}$

the answer is

B. 3/5

2. the number equivalent to 3/7 is

9/21

equivalent fractions are fractions , where all the equivalent fractions have the same simplified form

3/7 fraction multiplied by 3

numerator and denominator are both mutliplied by 3

$\frac{3}{7} * 3 = \frac{3*3}{7*3} = \frac{9}{21}$

answer is 9/21

Answer 2

1. 15:25 = 15/25 = 3/5 (Divide the numerator and denominator by 5)
Answer: 3/5 or B

2. 3/7 = 12/28 (This question doesn't have a correct answer out of your choices.)