An employee of a car wash earns $12 for each car she washes. she always savs $50 of her weekly earnings. this week, she wants to have at least $100 in spending money. what is the fewest number of cars she must wash?

Which of those sequences is a geometric sequence

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years