Need help ASAP Sierra County the money in a jar on January 1st thereafter $4.50. If it day thereafter she added $0.75 to the jar how much money will be in the jar on February 15th?

A) $37.50

B) $36.75

C) $38.25

D) $38.75​

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?