Question 1 Multiple Choice Worth 4 points) (07.04A)
Which of the sets of ordered pairs represents a function?
A = {(-5,5), (-2,2), (2,-2), (5,5)}
B = {(4,2), (3,-2), (9,4), (11, -3))
Only A
Only B
Both A and B
Neither Anore

What is the exact volume of the cylinder (radius 13 in., height 30 in.)

Match the scale and the actual area to the area of the corresponding scale drawing. scale: 1 inch to 4 feet actual area: 128 square feet scale: 1 inch to 7 feet actual area: 147 square feet scale: 1 inch to 8 feet actual area: 256 square feet scale: 1 inch to 5 feet actual area: 225 square feet area of scale drawing scale and actual area scale drawing area: 3 square inches arrowright scale drawing area: 8 square inches arrowright scale drawing area: 4 square inches arrowright scale drawing area: 9 square inches arrowright

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?