Find the missing length in the right triangle. Simplify the answer if necessary.

A. b = 10
B. b = 2
C. b = 
D. b = 


Answer: B

Mathematics

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A small country consists of four states (State 1, State 2, State 3, and State 4). The total population of the country is 400,000. The standard quotas are q1 = 179.8, q2 = 129.6, q3 = 79.2, and q4 = 11.4 respectively.Which of the following numbers can be used as a modified divisor under Adams's method?

A. 1005 B. 1004.5 C. 1003.5 D. 1004 E. none of these

Mathematics

Solve the problem.Given tan B = , determine sin B and cos B exactly.

A. sin B =  and cos B = 
B. sin B =  and cos B = 
C. sin B =  and cos B = 
D. sin B =  and cos B = 

Mathematics

Solve the problem.On June 1, the unpaid balance in an account was $173. On June 11, a payment of $25 was made. The finance charge rate was 1.5% per month of the average daily balance. Find the new balance at the end of June.

A. $149.50 B. $150.27 C. $171.45 D. $150.35

Mathematics

The (r + 1)st term of the expression (a + b)n, 0 ? r ? n, is given by an - rbr. Find the specified term.The 3rd term of (6x + 5)3.

A. 25  B. 450x  C. 900x  D. 540x2

Mathematics