the answer to this question would be c- 15.6
Hi there!
3/4 of sugar is needed for 6 servings.
1/8 x 6 = 6/8 simplify it and you get 3/4.
So 3/4 is your answer.
Hope this helps ;D
(Add5) 1/9..(add 7) 1/16... (add9) 1/25... (add 11) and get -> 1/36
We have 3⁴ = 81, so we can factorize this as a difference of squares twice:

Depending on the precise definition of "completely" in this context, you can go a bit further and factorize
as yet another difference of squares:

And if you're working over the field of complex numbers, you can go even further. For instance,

But I think you'd be fine stopping at the first result,

How old is Tracy? Seriously it just says 6 the only number and who is younger than Tracy?!