Mitch is replacing all the light bulbs in his home with energy efficient LED light bulbs. How many packages of 4 will he need to buy to replace 86 light bulbs in his home?

A) 20
B) 21
C) 22
D) 23

Julius went on a volunteer trip to centralamerica and took medical supplies with him.he packed a bag with 50 pounds of supplies.he brought pieces of equipment that weighed10 pounds each and bottles of medicine thatweighed pound each prepresents thenumber of pieces of equipment he broughtand b represents the number of bottles ofmedicine he brought then the total weight canbe represented by the equation 10p+b 50.the brought 3 pieces of equipment, how manybottles of medicine did he bring?