Determine the number of subsets of the set.A set of days of the week
A. 124
B. 128
C. 256
D. 127
Answer: B
Mathematics
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Perform the conversion. Round to the nearest hundredth when necessary.40 L to gal
A. 18.00 gal B. 42.40 gal C. 10.56 gal D. 9.44 gal
Mathematics
Rationalize the denominator. 
A. 
B. 
C. 
D. 
Mathematics
Factor. Check by multiplying.5x - 20y
A. 5(x - 4y) B. 5(x - 20y) C. 4(5x - 5y) D. 5(x - y)
Mathematics
Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics