Respuesta :

Answer:

(a) is 50%

(b) is 23%

Step-by-step explanation:

15/30 (simplify)

15 divided by 15 is 1

30 divided by 15 is 2

Write that as a fraction

1/2

A half is 0.50 as a decimal number, multiply 0.50 by 100 and you will get 50.

Your answer is 50%