Question

A class has 12 boys and 4 girls. What is the ratio of boys to girls written as a decimal?

A 0.33
B 0.75
C 3.00
D 4.00
those are the only answers I need help, please ! for my gizmo test got F in math :p

Answer 1

C: 3.00

Explanation:

The ratio of 12 boys and 4 girls is 12:4

A ratio is basically a fraction so it is just 12/4

To convert a fraction to a decimal is by dividing the numerator by the denominator.

12 / 4 = 3

Therefore, the ratio of 12 boys and 4 girls written as a decimal is 3

Answer 2

C: 3.0

Explanation:

You can write a ratio as a fraction (12/4). Write it as a fraction then just do the math.

12/4 = 3