Solve the problem.The annual precipitation for one city is normally distributed with a mean of 267 inches and a standard deviation of 3.4 inches. In what percentage of years is precipitation in the city between 260.2 inches and
?
A. 97.5%
B. 95%
C. 68%
D. 99.8%
Answer: B
Mathematics
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Find the product.(-3)(-3)(-3)
A. -37 B. -27 C. 27 D. -17
Mathematics
Solve the problem.A yard in the shape of a square measures on each side. A triangular area with a height of
and a base of
is dug up for a flower bed. How much yard area is left over?
A. 161.5 ft2 B. 342 ft2 C. 323 ft2 D. 380 ft2
Mathematics
Subtract.(5m2 + 2m + 2) - (-9m2 - 7)
A. 14m2 + 2m + 9 B. -4m2 + 2m - 5 C. 14m2 + 9m + 2 D. -4m2 + 9m + 2
Mathematics
Find the limit.
A. 0 B. 5 C. 10 D. No limit
Mathematics