Sara and Bill sold tickets to the school play. They sold them in ration of 4:1. If Bill sold 65 tickets how many did Sara sell?

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

(! ) three cylinders have a height of 8 cm. cylinder 1 has a radius of 1 cm. cylinder 2 has a radius of 2 cm. cylinder 3 has a radius of 3 cm. find the volume of each cylinder

Ageologist had two rocks on a scale that weighed 4.6 kilograms together. rock a was 0.5 of the total weight. how much did rock a weigh?