Write the number as a product of primes.175
A. 5 ? 7
B. 5 ? 5 ? 7
C. 25 ? 5
D. 7 ? 7
Answer: B
Mathematics
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Solve.One maid can clean the house three times faster than another. Working together they can clean the entire house in 3 hours. How long would it take the faster maid cleaning alone?
A. hr
B. 4 hr
C. 3 hr
D. 5 hr
Mathematics
Solve the problem.The logistic growth model represents the population of a bacterium in a culture tube after t hours. What was the initial amount of bacteria in the population?
A. 45 B. 40 C. 41 D. 39
Mathematics
Evaluate the logarithm without the use of a calculator.log7
A.
B. -
C. 7
D. -
Mathematics
Perform the indicated operation.(11x2y2 + 5x + 5y) + (-x - y + x2y2)
A. 10x2y2 - 6x - 6y B. 12x2y2 + 4x + 4y C. 12x2y2 + 6x + 6y D. 11x2y2 + 5x + 5y
Mathematics