A large number of female llama were studied. It was found that this species of llama has a mean gestation period of 350 days with a standard deviation of 11 days. (Gestation period is defined as the time from conception to birth.) Use this to information to solve the problem.
What percent of llamas have a gestation periods between 317 and 383 inches?
A. 68%
B. 99.7%
C. 49.85%
D. 95%
Answer: B
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Solve the problem.A heavy-duty shock absorber is compressed 1 cm from its equilibrium position by a mass of 500 kg. How much work is required to compress the shock absorber 4 cm from its equilibrium position? (A mass of 500 kg exerts a force (in N) of 500g, where g ? 9.8 m/s2.)
A. 392 J B. 40 J C. 39,200 J D. 4000 J
Write the given number in scientific notation.27.343
A. 2.7343 × 101 B. 2.7343 × 102 C. 2.7343 × 10-2 D. 2.7343 × 10-1
Solve the problem.A grain dealer sold to one customer 4 bushels of wheat, 6 of corn, and 4 of rye, for $36.20; to another, 6 of wheat, 4 of corn, and 4 of rye, for $36.60; and to a third, 4 of wheat, 4 of corn, and 6 of rye, for $39.20. What was the price per bushel for corn?
A. $3.60 B. $2.10 C. $2.30 D. $2.80
Provide an appropriate response.There is a distributive property for multiplication with respect to addition: a(b + c) = ab + ac. Is there a distributive property for division with respect to subtraction? If so, state the property.
A. No. B. Yes. a/(b - c) = a/b - a/c