Provide an appropriate response.You are asked to change 5 to an improper fraction. What should be your first step?

A. Multiply 8 and 5.
B. Divide 8 by 13.
C. Multiply 13 and 5.
D. Add 5 and 8.


Answer: C

Mathematics

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Solve the problem.Find the center of mass of the hemisphere of constant density bounded  and the 

A.  = 0,  = 0,  = 
B.  = 0,  = 0,  = 
C.  = 0,  = 0,  = 
D.  = 0,  = 0,  = 1

Mathematics

Solve the problem.An insurance company says that at age 50 one must choose to take $10,000 at age 60, $30,000 at 70, or $50,000 at 80 ($0 death benefit). The probability of living from 50 to 60 is 0.87, from 50 to 70, 0.62, and from 50 to 80, 0.42. Find the expected value at each age.

A. 60: $6200 70: $18,600 80: $21,000 B. 60: $8700 70: $12,600 80: $21,000 C. 60: $8700 70: $26,100 80: $43,500 D. 60: $8700 70: $18,600 80: $21,000

Mathematics

Use the properties of limits to help decide whether the limit exists. If the limit exists, find its value. 

A. -? B. ? C. 1 D. Does not exist

Mathematics

Compute and simplify so that only positive exponents remain. ? ?

A.
B.
C.
D.
E.

Mathematics