The shipping would be 15.75 because 5% of 15 is 0.75, so add 15 to 0.75 and the answer is 15.75 :)
The inverse operation is a cubed root. It is a square root symbol with a small 3 to the left of the radical. The cubed root of x is a number, when cubed, gives x. For example,
.
So 20% of 30 is 6
30% * 30 is 9
Alexa completed 6 of 30 questions
Brent completed 9 of 30 questions
Brent completed 3 more questions than Alexa
Hope this helps :)
Answer:
yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy