3600 seconds = 1 ____
?

A. minute
B. hour
C. day
D. year


Answer: B

Mathematics

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Express the weight of 7 pounds (about 0.88 gallons) of water in ounces. 

A. 70 oz B. 140 oz C. 112 oz D. 84 oz E. none of the above

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List all the elements of B that belong to the specified set.B = Irrational numbers

A.
B.
C. , 0.05
D. , 0.05

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Find the exact value of the expression.cos  cos  + sin  sin 

A. 1
B.
C.
D.

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Simplify.2(-4)(8 - 5) - 7

A. 17 B. -17 C. -15 D. -31

Mathematics