What is 1/10 of 3,000

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4

X+y=-4 x-y=2 use elimination with adding and subtraction