Can you like solve dis fo me 40x(4x6^3+4x)

Sara can take no more than 22 pounds of luggage on a trip.her suitcase weighs 112 ounces.how many more pounds can she pack without going over the limit?

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5