Divide.3.6 ÷ 9
A. 14
B. 0.4
C. 4
D. 1.4
Answer: B
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Solve the problem. Round your answer to two decimal places.Scores on a test are normally distributed with a mean of 118 and a standard deviation of 15. What is the exam score corresponding to a standard score of 1.92?
A. 118.13 B. 89.2 C. 146.8 D. None of the above
Explain the difference between the symbols.? and ?
What will be an ideal response?
Solve using the percentage formula.What number is 8.2% of 42? Round to the nearest hundredth when necessary.
A. 0.34 B. 34.4 C. 344 D. 3.44
Solve the problem.An experimental model for a suspension bridge is built in the shape of a parabolic arch. In one section, cable runs from the top of one tower down to the roadway, just touching it there, and up again to the top of a second tower. The towers stand 40 inches apart. At a point between the towers and 10 inches along the road from the base of one tower, the cable is 1 inches above the roadway. Find the height of the towers.
A. 4.5 in. B. 6 in. C. 3.5 in. D. 4 in.