In a toy store the ratio of the number of dolls to the number of teddy bears is 6:5. If the store has 240 dolls how many teddy bears are in the store?

Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?

Which part of a 2-column proof is the hypothesis of the conjecture? a) given b) reasons c) prove d) statements ! i think it's b but i'm not quite

An ant travels at a constant rate of 30cm every 2 minutes. at what speed does the ant travel per minute