28% of 80 is what number?
a. 22.4
b. 2.24
c. 224
d. 24.4

Suppose the radius of a circle is 16. what issuppose the radius of a circle is 16. what is its circumference its circumference

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.

Aschool had an election where the candidates received votes in the ratio 1: 2: 3. if the winning candidate received 210 votes, how many total people voted in the election?