Simplify 7/27 fraction

John bought 5 lemons and used 2 of them for a salad how much did he use for.a salad . he used % of the lemons.

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

Which of the following pairs of functions are inverses of each other? o a. f(x)=x72+8 and 96-9 = 7/x+2) =8 o b. f(x)= 6(x - 2)+3 and g(x) - *#2-3 o c. $4) = 5(2)-3 and 90- 4*: 73 o d. f(x) = 6)-12 and 910 – +12