Penny buys 3 bouquets of flowers for $3 each and 4 bouquets for $2 each. which expression gives the total cost of the bouquets that penny buys? a 33 + 42 b 33 + 24 c 33 + 4 × 2 d 32 + 4 × 2

The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap