Solve the problem.A student takes out two loans totaling $12,000 to help pay for college expenses. One loan is at 10% simple interest, and the other is at 7% simple interest. The first-year interest is 
. Find the amount of the loan at 7%.
A. $5000
B. $7000
C. $490
D. $500
Answer: B
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Graph the pair of parametric equations with the aid of a graphing calculator.x = 6 sin t - sin 6t, y = 6 cos t - cos 6t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
Find the part.75% of 700 tests
A. 52.5 tests B. 5250 tests C. 525 tests D. 5.25 tests
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. If $1800 is invested at a rate of 12.7% simple interest, how long will it before the amount of money available is $2142.90?
A. 0.5 yr B. 5.5 yr C. 1.5 yr D. 1.2 yr
Lymnozyme cures most infections in Koi fish caused by bacteria; in fact, it has been shown to be 96% effective if used according to the directions. If 7 Koi with a bacterial infection are treated, what is the probability that 6 of the fish are cured? Please round your answer to four decimal places. ? P = __________
Fill in the blank(s) with the appropriate word(s).