Use the data to complete the table.The following is the number of hours students worked per week at after-school jobs. 
A. Frequency: 3, 3, 5, 5, 4
B. Frequency: 3, 4, 4, 5, 4
C. Frequency: 3, 4, 3, 6, 4
D. Frequency: 3, 4, 4, 4, 5
Answer: B
Mathematics
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Find the exact acute angle ? for the given function value.tan ? = 
A. 45° B. 30° C. 60°
Mathematics
Convert from one measure to the other.13 quarts to cups
A. 52 cups B. 104 cups C. 26 cups D. 208 cups
Mathematics
Simplify the algebraic expression.6.7m + 19.1m
A. 51.6m B. 25.8m2 C. 25.8m D. 127.97m
Mathematics
Determine whether the given function is one-to-one. If it is one-to-one, find a formula for the inverse.f(x) = 
A. Not one-to-one
B. f-1(x) = (x + 1)2
C. f-1(x) = 
D. f-1(x) = x2 - 1, x ? 0
Mathematics