Simplify the expression.(10 + 8)(10 + 7)

A. 480 + 150
B. -80 + 150
C. 100 + 56 + 150
D. 100 + 56


Answer: A

Mathematics

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A. 1337 B. 927 C. 829 D. 930

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Use the change of base formula and a calculator to evaluate the logarithm. Round your answer to two decimal places.log6.5 4.2

A. 1.30 B. 0.62 C. 0.65 D. 0.77

Mathematics

Write the following proportions.42 is to 7 as 60 is to 10

A.  =  
B.  =  
C.  = 
D.  =  

Mathematics

Make the indicated conversion within units of time.Convert 6 weeks to days.

A. 84 days B. 144 days C. 360 days D. 42 days

Mathematics