As a result of an increased number of service lines at a grocery store, the average amount of time a customer waits in line has decreased from 3.1 min to 2.2 min. Find the percent decrease. Round the answer to one decimal place.
A) 31.0
B) 61.3
C) 29.0
D) 30.0
E) 40.9
C) 29.0
Mathematics
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Express the number in terms of j.
A. -j
B. 6j
C. j
D. -6j
Mathematics
Fill in the digits for the given place values in the following whole number.6217hundreds ones
A. Hundreds 6, ones 2 B. Hundreds 1, ones 7 C. Hundreds 2, ones 1 D. Hundreds 2, ones 7
Mathematics
Subtract. Write a mixed numeral for the answer.
A. 16
B. 15
C. 15
D. 14
Mathematics
Write an equivalent expression for the function that could be graphed with a graphing calculator. Then graph the function with a graphing calculator.f(x) = log2 x
A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 2x
Mathematics