Mrs. Driggers went to Target to purchase the new movie Frozen for her girls. The original price was $20, but it is on sale for 10% off.

Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he feed with 7.2 kilograms of fish?

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.