Solve.The formula 
gives the distance d in feet that a projectile will travel when its launch angle is ? and its initial velocity is v0 feet per second. Approximately what initial velocity in miles per hour does it take to throw a javelin 340 feet with a launch angle 47°?
A. 178.89 miles per hour
B. 153.17 miles per hour
C. 104.43 miles per hour
D. 308.92 miles per hour
Answer: B
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Solve.A nail 3
inches long is driven into a board 2
inches thick. How much of the nail protrudes from the other side of the board?
A. 1
in.
B. 
in.
C. 
in.
D. 
in.
Solve the problem.Suppose you borrow $5400 for a term of eight years at simple interest and 3.78% APR. How much interest must you pay on the loan?
A. $163.30 B. $204.13 C. $7032.960 D. $5604.12 E. $1632.96
Solve the problem.
John Atkins can afford a mortgage payment of $850 per month (not including insurance and taxes). Given a 15-year loan at 8%, find the maximum mortgage to the nearest thousand that he can afford.
A. $89,000 B. $116,000 C. $102,000 D. $88,000
Use the principle of mathematical induction to show that the mathematical statement is true for all natural numbers n.Sn: 1 ? 8 + 2 ? 8 + 3 ? 8 + . . . + 8n = 
What will be an ideal response?