Respuesta :

Answer: A and D

Step-by-step explanation: You multiply the both the numerator and the denominator and then you simplify

Answer:

A and E

Explanation:


6/7x7/8:
6x7 7x8
= 42/56
42 / 14
56 / 15
=3/4

9/10x10/12:
9x10 10/12
=90/120
90 / 30
120 / 30
=3/4

brainliest?:)