Solve the problem.Claire has received scores of 85, 88, 87, and 90 on her algebra tests. What score must she receive on the fifth test to have an overall test score average of at least 87?
A. 83 or greater
B. 85 or greater
C. 84 or greater
D. 86 or greater
Answer: B
Mathematics
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Find Dxy. e13xy + xy = 5[Hint: Use implicit differentiation]
A. - 
B. - 
C. - 
D. - 
Mathematics
Find the indicated sum.8, 16, 32, 64, 128, . . . ; S13
A. 65,528 B. 65,530 C. 65,508 D. 65,565
Mathematics
Multiply.(2.9)(3.54)
A. 1.0266 B. 10.266 C. 102.66 D. 0.10266
Mathematics
Solve the problem.Two machines are turned on at 8:00 A.M. If one can produce 37 items each hour and the other can produce 59 items each hour, at what time will they produce a total of 192 items?
A. 10:00 A.M. B. 9:00 A.M. C. 11:30 A.M. D. 11:00 A.M.
Mathematics