Question

If y and z are positive multiples of 12, which of the following must also be a multiple of 12?

a. yz/18

b. 4y+2z+6

c. y+z/z

d. yz/2

e. z²

Answer 1

Answer:

d. yz/2

Step-by-step explanation:

let's take 3,4 as y and z resp.

3*4/2 = 6 (multiple of 12)

also, 12*1/1 = 12 (multiple of 12)

Answer 2

Answer:

Step-by-step explanation:

The number 12 is “a multiple of 4” or “a multiple of 6” but not just “a multiple.” (It is not, for example, “a multiple” of 5.)