Alberto bought his bicycle for$275. He sold for $350. What was the amount of his Percentage profit?

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.

If you draw a card with a value of three or less from a standard deck of cards, i will pay you $43. if not, you pay me $11. (aces are considered the highest card in the deck.) step 1 of 2 : find the expected value of the proposition. round your answer to two decimal places. losses must be expressed as negative values.

Jonathas wants to get a cell phone. the phone costs $59 and the plan costs $39 per month.