Please answer as soon as possible.
Eric downloads a coupon for 10% off. He bought a camera for 95 dollars and an extra battery for 15.99 dollars.
a: what is the total cost if the coupon is applied to the digital camera
b: What is the total cost if the coupon is applied to the extra battery
c: To witch item should Eric apply the discount? explain
d: Eric has to pay 8% sales tax after the coupon is applied. How much is his total bill?