A Box contains 5 purple and 8 yellow marbles what is the probability of successfully drawing in order a purple marble not replacing it and then a yellow marble

Can (2,3 and square root 10) be sides ona right triangle?

Express -5 2/5 as an improper fraction.

Ashley recently opened a store that sells only natural ingredients. she wants to advertise her products by distributing bags of samples in her neighborhood. it takes one person 22 minutes to prepare one bag. how many hours will it take to prepare 900900 bags of samples if ashley and 55 of her friends do the work?