Solve the problem.Frank can type a report in 2 hours and James takes 5 hours. How long will it take the two of them typing together?
A. 
hr
B. 5 hr
C. 
hr
D. 
hr
Answer: A
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Multiply. Write the answer in descending order and combine like terms.(2y - 5)(4y2 + 5y - 3)
A. 8y3 + 10y2 - 31y + 15 B. 8y3 + 10y2 + 31y + 15 C. 8y3 - 10y2 + 31y + 15 D. 8y3 - 10y2 - 31y + 15
Provide an appropriate response. If there are 7 red marbles and 5 blue marbles in a sack, what is the probability of drawing a red marble? Explain your answer.
What will be an ideal response?
Find the equation of a circle satisfying the given conditions.Center: (0, -8); radius: 
A. (x + 8)2 + y2 = 225 B. x2 + (y + 8)2 = 15 C. (x - 8)2 + y2 = 225 D. x2 + (y - 8)2 = 15
The sequence is defined recursively. Write the first four terms.a1 = 2, a2 = 5; an = an-2 - 3an-1
A. a1 = 2, a2 = 5, a3 = 17, a4 = -46 B. a1 = 2, a2 = 5, a3 = 1, a4 = 2 C. a1 = 2, a2 = 5, a3 = -13, a4 = 44 D. a1 = 2, a2 = 5, a3 = -1, a4 = -16