How long does it take for a car driving at 0.92 per minute to drive at 7.4

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

The price of a car has been reduced from $19,000 to $11,590. what is the percentage decrease of the price of the car?

It takes an ant farm 3 days to consume 1/2 of an apple. at that rate, in how many days will the ant farm consume 3 apples