Solve.A $160 coat is on sale at 45% off. Find the sale price.
A. $72.00
B. $1528.00
C. $7.20
D. $88.00
Answer: D
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An artisan can produce and sell x hats per month. The total cost C (in dollars) for producing x hats is C = 420 + 16x and the total revenue R (in dollars) is R = 40x. Find the profit P in terms of x and, using that function, find the profit obtained by selling 46 hats per month. ?
A. ?Profit in terms of x: 24x - 420?Sell per month: $684 B. ?Profit in terms of x: 24x - 420?Sell per month: $16 C. ?Profit in terms ofx: 24x + 420?Sell per month: $684 D. ?Profit in terms ofx: 40x + 420?Sell per month: $684 E. ?Profit in terms of x: 40x - 420?Sell per month: $684
Simplify.(5x - 4y + 2) - 2(-5x + 4y - 2)
A. 10x - 8y + 4 B. -15x + 12y - 6 C. 15x - 12y + 6 D. -10x + 8y - 4
Write as a decimal.800%
A. 8 B. 0.8 C. 8.01 D. 80
Solve the problem.Roberto invested some money at 5%, and then invested $2000 more than twice this amount at 5%. His total annual income from the two investments was $2200. How much was invested at 5%?
A. $28,000 B. $6000 C. $30,000 D. $3000