8/7=n/100
7/8=n/100
8/15=n/100
The answer to this is 7/8=n/100
A) 1 hamburger per minute
B) 1.5 hamburgers per minute
C) 2 hamburgers per minute
D) 10 hamburgers per minute
Justin's eating rate is 1.5 hamburgers per minute. The correct option is C.
The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.
Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.
Given that Justin is training for a hamburger-eating competition. He is eventually able to eat 15 hamburgers in 10 minutes.
Justin's eating rate will be calculated as,
Number of Hamburgers eaten by Justin in 10 minutes = 15
The number of hamburgers eaten by Justin in 1 minute,
ER = 15/10
ER = 1.5
Therefore, the eating rate is 1.5 hamburgers per minute. The correct option is C.
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The percent change is 175%
Step-by-step explanation:
Given
8 is increased to 22
The formula for percent change is given by:
Amount of change = 22-8= 14
So,
Percent change will be calculated as:
The percent change is 175%
Keywords: Percent change, percentage
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