Out of 40 questions amy got 10% right. how many questions did amy get right

answer:

4

step-by-step explanation:

part/ whole = percent/ 100

solve by cross multiplying.

x/ 40 = 10/ 100

40(10)= 100x

400= 100x

4=x

amy got 4 questions right.

answer:

4 questions

step-by-step explanation:

if you have 40 and you multiply it by 10%, you get 4 out of 40

(f - g)(x) = 5x^3 - 3

step-by-step explanation:

rearrange these functions vertically, with like terms in separate columns:

f(x) = 5x^3 - 2

g(x) =         +1

now subtract, column by column:

(f - g)(x) = 5x^3 - 3

mx+89b(-98)nb

step-by-step explanation: