Find the value. 
A. 42.824
B. 27.152
C. 33.75
D. 30.324
Answer: D
Mathematics
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Solve the problem.Anne and Nancy use a metal alloy that is 20% copper to make jewelry. How many ounces of a 14% alloy and a 24% alloy must be mixed to form 100 ounces of the desired alloy?
A. 30 at 14% and 70 at 24% B. 60 at 14% and 40 at 24% C. 40 at 14% and 60 at 24% D. 70 at 14% and 30 at 24%
Mathematics
Provide an appropriate response.Factor: x2 + 13x + 40
A. (x + 5)(x + 8) B. (x + 4)(x + 10) C. (x + 2)(x + 20) D. (x + 3)(x + 10)
Mathematics
Determine the viewing window used.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The intelligence quotient in psychology is given by Q(m, c) = 100
, where m is an individual's mental age and c is the individual's chronological, or actual, age. Find 
.
A. 
B. - 
C. 100m
D. - 
Mathematics