item 5
harriet's haircut costs $36.

as a tip, she gives the hairdresser 15% of this amount.

what is the total amount harriet pays for her haircut, including tip?

$41.40

$44.80

$49.88

$51.00/// at a sporting goods store, the price of a bicycle is $650. during a sale, this price is marked down 45%.

what is the sale price of the bicycle?

enter your answer in the box.

$

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

Write an equation in slope intercept form of the line passes through the given point and is parallel to the graph of the given equation (0,0); y=3/8 x+2

Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?