12. higher order thinking find all the
factors of 38, 39, and 40. do they have
any factors in common? explain how you
can tell if some numbers have factors in
common without finding the factors.

Is a positive integer raised to a negative power always positive

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?