Solve.The speed of a vehicle varies inversely as the time it takes to travel a fixed distance. If a vehicle travels a fixed distance at 45 miles per hour in 20 minutes, how fast must it travel to cover the same distance in 10 minutes?
A. 
mph
B. 
mph
C. 90 mph
D. 
mph
Answer: C
Mathematics
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Use the square root method to solve the equation. -3k2 - 19 = -94
A. -47 B. ±10 C. 5 D. ±5
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Represent the quantity by an integer.$193 profit
A. -193 B. 193
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Solve the problem using the normal curve approximation to the binomial distribution.A product is manufactured in batches of 120 and the overall rate of defects is 5%. Estimate the probability that a randomly selected batch contains more than 6 defects.
A. .0832 B. .5871 C. .4641 D. .4168
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