Store pays $56 for a GPS navigation system the markup is 25% what price will the store sell it for

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

What is the solution to the equation 9^(x+1) =27

Nicole purchased a container of cashews that weighs 5 kilograms. zion purchased a container of cashews that weighs 4,900 grams. how many more grams of cashews did nicole purchase?