2. There are two boxes. Each one contains paper slips marked 1 to 10. If we take one slip from each box, what is the probability that both numbers are prime numbers?

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

What is the rate for one gallon of gasoline

Factor and solve to find roots x squared -x - 90 =0