Add. Write a mixed numeral for the answer.
+ 3
+ 
A. 8
B. 9
C. 8
D. 9
Answer: B
Mathematics
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Solve using the multiplication principle.3x = 15
A. 45
B. 5
C. 12
D. 
Mathematics
Use the Change-of-Base Formula and a calculator to evaluate the logarithm. Round your answer to three decimal places.log5.3260
A. 0.300 B. 2.415 C. 49.057 D. 3.334
Mathematics
Perform the division. Write the answer with positive exponents.
A. 13x10 B. -20x8 + 9x2 C. 4x4 + 9x2 D. 4x4 - 45x6
Mathematics
A formula is given along with the values of all but one of the variables in the formula. Find the value of the variable not given. Round to the nearest hundredth where necessary.A = 
bh; b = 7, h = 12
A. 84 B. 19 C. 19.5 D. 42
Mathematics