The fifth term of an arithmetic progression is three times the second term, and the third term is 10. Find the first term, the common difference and the fifteenth term.​

Miranda is braiding her hair. then she will attach beads to the braid. she wants 1_3 of the beads to be red. if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?

Keith runs 5 miles in 38 minutes. at the same rate, how many miles would he run in 57 minutes

Alistair has 5 half-pounds chocalate bars. it takes 1 1/2 pounds of chocalate, broken into chunks, to make a batch of cookies. how many batches can alistair mke with chocalate he has on his hand?