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A contractor is installing a new brick patio for his customer. The project includes a
fixed cost for the brick and a separate installation cost charged per square foot. The
patio is 55 square feet. The bricks cost $460.50 and the cost to install the patio is
$8.25 per square foot. What will the total cost of the project be to the contractor's
customer? (Fill in the blank and round the number to the nearest cent)
- answer-Calculate the installation cost: 55 x 8.25 = 453.75
Then add the cost of the bricks to the installation cost: 453.75 + 783.75 = 914.25
A doctor wrote a prescription to give a patient the pills that are only 10 milligrams
(mg) each. If the patient receives a prescription for a total of 1.5 grams, how many
total pills will the patient have to take?
- answer-The patient will have to take 150 pills because 1.5 grams is equal to 1500
mg. Since each pill is 10 mg, 1500mg total ÷ 10 mg each pill = 150 pills.
A few local charities are selling donated carnations for Valentine's Day. One
charity sold ⅘ of a bucket, while the other charities sold ⅔ and ⅚ of a bucket. If
each bucket contains 30 carnations, how many did they sell?
- answer-2 buckets and 9 carnations
A trapezoid has bases of 8 inches and 12 inches and a height of 6 inches.
Find the area in square inches.
A= (1/2)h (b1 + b2)
- answer-The correct solution is 60.
Substitute the values into the formula and simplify using the order of operations,
A wedge of cheese is in the shape of a right triangular prism. The area of the base
is 30 square inches.
What is the height in inches of the cheese if the volume is 150 cubic inches?
V=BH
- answer-The correct solution is 5. Substitute the values into the formula, 150=30h.
Divide both sides of the equation by 30, h=5 inches.
Change 62% to a fraction. Reduce completely.
- answer-Percentages are written as a ratio out of 100 and 62% would be ⁶²⁄₁₀₀
which can be reduced to ³¹⁄₅₀.