How do you Calculate the area of shape in square units

Acommunity group sells 2,000 tickets for its raffle. the grand prize is a car. neil and 9 of his friends buy 10 tickets each. when the winning ticket number is announced, it is found to belong to neil's group. given this information, what is the probability that the ticket belongs to neil? a.1/5 b.1/10 c.1/200 d.1/4

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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?