Very confuesed
a spherical model of planet earth has a radius of 3 ft.

what is the approximate volume of the model of planet earth?

use 3.14 to approximate pi. round to the nearest hundredth if necessary.

enter your answer in the box

Darcy deposited $390 into a savings account. as long as the account balance remains at or above $150, she does not have to pay a service fee for the account. for how many months can she withdraw $40 a month without having to pay service fees? a) 3 b) 5 c) 6 d) 9