Sylvia is twice as old as her brother. Find their ages now if in seven years her brother will be what her age was last year.

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

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left