grid in

If the radius of a circle is 40 that what is the circumferenc?

grid in

There are 10  men and 5 women in a chorus. What percent of the entire chorus is composed of women?

multiple choice

A special lottery is to be held to select the student who will live in the only deluxe room in a dormitory. There are 200 seniors, 300 juniors, and 100 sophomores who applied. Each senior's name is placed in the lottery [image] times; each junior's name, [image] times; and each sophomore's name, [image] time. What is the probability that a senior's name will be chosen?

A)13/2

B)2/13

C)3/14

D)67/3

Multiple choice

what is the mode of median of the data?

12,2,45,6,7,89,5

A)23 

B)45 

C)6   

D)6.5

multiple choice

Whats the are of a square with sides that equal 25?

A)300

B)625

C)100

D)730