Solve.In a sample of 85 fluorescent bulbs, 4 were found to be defective. At this rate, how many defective bulbs should be found in 425 bulbs?
A. 18
B. 19
C. 21
D. 20
Answer: D
Mathematics
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Test for symmetry with respect to q = p/2, the polar axis, and the pole.
A) symmetric with respect to the pole
B) symmetric with respect to the polar axis
C) symmetric with respect to q = p/2
D) symmetric with respect to the pole and the polar axis
E) symmetric with respect to the pole and q = p/2
Mathematics
Express the number in terms of j.
A. j
B. -z6j
C. z6
D. z6j
Mathematics
Solve the problem.A caterer uses special stacking ovens to prepare large amounts of food. Find the total number of servings that can be prepared in one hour.Pizza: 6 servings per panNumber of pans per oven: 3Pan changes per hour: 2Number of ovens: 4
A. 36 servings B. 94 servings C. 72 servings D. 144 servings
Mathematics
Simplify.2 ? 2 + 9(6 - 6) + 3
A. 55 B. 3 C. 7 D. 31
Mathematics