Solve the problem.Jim has gotten scores of 62 and 61 on his first two tests. What score must he get on his third test to keep an average of 70 or greater?
A. At least 87
B. At least 86
C. At least 61.5
D. At least 64.3
Answer: A
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Find the limit.
A. 1 B. 7 C. 0 D. 11
Solve the given applied problems involving variation.The volume of wood, V, obtained from a tree varies jointly as the height, h, and the square of the girth (the distance around the tree trunk), g. If the volume is 38.4 ft3 when the height is 30 ft and the girth is 4 ft, what is the volume when the height is 45 ft and the girth is 5 ft?
A. 90 ft3 B. 85.76 ft3 C. 93 ft3 D. 92.35 ft3
Write the fraction or mixed number as a decimal. Round to the nearest thousandth if necessary.
A. 0.051 B. 0.511 C. 5.11 D. 1.958
Use a calculator and the base-change formula to find the logarithm to four decimal places.log3(67.20)
A. 0.2611 B. 1.8274 C. 22.4000 D. 3.8300