How many seconds is an hour and 30 minutes

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

Issof claims that the scale factor is 1/2. which statement about his claim is correct

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}