At the barber shop, Oliver's haircut was $15. He gave the barber a 18% tip. how much is the tip? what is the total amount?

%17.70

Step-by-step explanation:

18% of $15 is $2.70

$15+$2.70=$17.70

Tip: $2.70

Total: $17.70

Step-by-step explanation:

To find the tip amount, we have to find 18% of 15.

To find the total amount, we add the tip amount to the cost.

answer: the answer is one of

step-by-step explanation:   we are given to write a proper fraction where the whole is divided into an even number of equal parts less than ten, and an odd number of those parts exist.

an even number less than 10 may be one of 2, 4, 6 or 8. so, the whole may be one of these four evens.

now, an odd number of these parts must exist, so the numerator must be an odd number, one of 1, 3, 5 or 7. it cannot be 9 because then the fraction will become improper.

thus, our fraction may be one of the following

so, converting firstly the mixed fractions to improper fractions and then "adding".