How to find out if someone received a purple heart?

Let U = {1, 2, 3, 4, 5, 6, 7), A={1,2,4,5), and B = {1, 2, 3). Find the set A'n B'. Anb

Kyle mows4 lawns a day 4 day a week 4 week a month and 4 months a year he makes $25 per lawn how much money did he make last year

How do you check answer of n - 2.8 = 7.16

The difference between two numbers is 8. The lesser number is a. Write an expression for the greater number.

A group of students organized a caf wash to raise money for a local charity. The students charged $5.00 for each car they washed. In 3 hours, they washed 12 cars. At that rate, how much money could they earn from washing cars for eight hours?

The Garcia's bought a washing machine for $435 and a clothes dryer for $395 bath prices include tax to deliver these items the store charges $10 plus $2 per mile if the Garcia's live 15 miles from th store what is their total bill?

What is it? 9x+2 (x-1) + 7

Justin is going to pour milk into 4 glasses for his siblings. If he pours 2/5 pint of milk in each glass, how many pints of milk will he pour? how would I solve this question?

10 is 50% of what number?

Is your breathing rate normal? Actually, there is no standard breathing rate for humans. It can vary from as low as 4 breaths per minute to as high as 70 or 75 for a person engaged in strenuous exercise.