Work: Samantha is going to paint the
walls of her room. Her room is 15
feet long, 15 feet wide and 10 feet
tall. What is the lateral area of
the room that Samantha is going
to paint?

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

Diane’s bank is offering 5% interest, compounded monthly. if diane invests $10,500 and wants $20,000 when she withdrawals, how long should she keep her money in for? round to the nearest tenth of a year.

Yvaries directly as x. y =90 when x=6. find y when x=13