The cell phone Alvin wants to buy is on sale for $40 off. The discount is 25% off of the original price. What is the original price of the cell phone?

Restrictions on f(x) = 1/x+5 and g(x) = x-2

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?

The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?