What is the prime factorization of 99? use for multiplication its for get more math

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax