The Rizzo's farm has 9 1/2 acres of corn. The Johnson's farm has 7 1/3 acres of corn. How many more acres of corn does the Rizzo farm have than the Johnson's farm?

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank