If a number is divisible by 5, then is it divisible by 10

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28