Solution:
(1) we have been asked to find the value of y in this equation 16y=164.
The given equation can be solved as below
Hence the correct option is a
2.Find the value of Z in the following equation 8Z=64
we are given that
Hence the correct option is a
3.given the formula D=ABC,we have been asked to find the formula for C.
we can solve it as below
Hence the correct option is C.