Answer:
A
Step-by-step explanation:
Given
Multiply numerator/ denominator by to rationalise the denominator
=
= → A
answer for this question 22 if f(5)
9/16 of the students
first you can simplify 15/20 to 3/4
you can simplify 12/16 to 3/4
3/4*3/4=9/16