Solve the problem.If P dollars are invested at a simple interest rate r (in decimals), the amount A that will be available after t years is A = P + Prt. Determine the amount of money that was invested if $1888.70 resulted from a 1.5-year investment at 7.4%.
A. $1825.80
B. $188.70
C. $1700.00
D. $2044.59
Answer: C
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An author knows that her publisher received $1,049,582 on the sale of 22,817 textbooks. Use a calculator to find the price of each book.
A. $41 B. $56 C. $48 D. $21 E. $46
Solve the problem.Determine whether (-2, -1, 5) is a solution of the system x - y + z = 4 2x - 8y - 3z = 24 3x + 4y + 2z = 7.
A. No B. Yes
One inlet pipe can fill a chemical storage tank in 40 hours. Another inlet pipe can fill the same tank in 70 hours. How long will it take to fill the storage tank if the two pipes work together?
What will be an ideal response?
Solve the triangle, if possible. Approximate values to the nearest tenth when appropriate.? = 44°10', b = 8.47, a = 29.15
A. ? = 43°5', ? = 94°45', c = 39.1 B. ? = 42°5', ? = 93°45', c = 37.6 C. ? = 40°5', ? = 95°45', c = 34.6 D. No solution