Solve. Write a mixed numeral for the answer.The weight of a certain gas is 4 kg per cubic meter. How many cubic meters would be occupied by 170 kg of the gas?

A. 42 cu m
B. 40 cu m
C.  cu m
D. 7225 cu m


Answer: B

Mathematics

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Students in a math class receive a B if the average of their four test scores is between 75 and 85. Raul scored 71, 82, and 88 on the first three tests. Within what range must his score on the fourth test lie if he is to get a B?

A. At least 59 B. Between 70 and 90 C. Between 75 and 85 D. Between 59 and 99

Mathematics

Solve the equation.-56 = 7k

A. k = 63 B. k = 1 C. k = -8 D. k = -63

Mathematics

The centroid of a triangle lies at the intersection of the triangle's medians, because it lies one-third of the way from each side towards the opposite vertex. Use this result to find the centroid of the triangle whose vertices appear as following.(-3, 0), (3, 0), (0, 7)

A. (0, 7)
B.
C.
D.

Mathematics

Identify the base and the exponent. Do not evaluate.-9.75

A. Base: 5, exponent: -9.7 B. Base: 9.7, exponent: 5 C. Base: -9.7, exponent: 5 D. Base: 5, exponent: 9.7

Mathematics