Carson spent $15.99 for 2 books and 3 pens. the sales tax for the total purchase was $1.22. carson also used a coupon for $0.50 off his purchase. if each pen had the same cost, how much did each pen cost?

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

Of of at a : $6, $8, $7, $6, $5, $7, $5, $7, $6, $28, $30 is?ato .ato .ato .ato .

What 620000 divided by 10 to the third power