Please help me answer p

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

Drag the titles to the correct boxes to complete the pairs. the probability that kevin has diabetes and the test

An archaeologist in turkey discovers a spear head that contains 53% of its original amount of c-14. find the age of the spear head to the nearest year. (5250 isn’t right)