The circumference of a circular swimming pool is 100 feet. If the radius of the pool is doubled, what will the new circumference be?

A. 200 ft.

B. 400 ft.

C. 700 ft.

D. 800 ft.

Square root of a-3 plus 5 = a

You want to spend $12 on a carriage ride. The driver tells you there is an initial charge of $5 plus $0.50 per mile

It rained 2/3 of the 21 days Jerry spent on vacation last summer. On how many days did if raid during Jerry vacation?

A dog kennel uses 40Ib of dog food per day. How many pounds are used in a year?

How do I rearrange an equation?

Add h and 2, then multiply g by the result

A colony of ants has 50,000 members. Sam thinks the colony will grow at a rate of 4.5% each hour. About how many ants should he expect there to be in the colony after 10 hours

If jill had 6 different sweaters and 4 different pairs of pants how many different combinations can she wear?

2[s+3 (s-31) ]=18 how would i solve this

Paula ran 24 ft with the football and then passed it 15 feet to newt. newt ran 70 yards for a touchdown. what was the total number of feet the ball traveled?