Math
How much money is in the cash register? 4- $100 bills, 5- $10 bills, 20- $1 bills.
What is $470
If you are 13 years old and have a brother who is 5 years younger, how old is your brother?
What is 8
There are 639 students in the school right now. How many will there be if 11 more students come?
What us 650
What is the formula for area of a circle?
What is pi radius squared?