In a newspaper, it was reported that the number of yearly robberies in Springfield in 2010 was 200 , and then went down by 4% in 2011 . How many robberies were there in Springfield in 2011?Answer:
Q. In a newspaper, it was reported that the number of yearly robberies in Springfield in 2010 was 200 , and then went down by 4% in 2011 . How many robberies were there in Springfield in 2011?Answer:
Identify initial number and decrease: Identify the initial number of robberies and the percentage decrease.The initial number of robberies in Springfield in 2010 was 200. The percentage decrease in robberies from 2010 to 2011 was 4%.
Calculate actual decrease: Calculate the actual decrease in the number of robberies.To find the actual decrease, multiply the initial number of robberies by the percentage decrease.Decrease in robberies = 200 robberies ×(1004)=8 robberies.
Calculate number in 2011: Calculate the number of robberies in Springfield in 2011.Subtract the decrease in robberies from the initial number of robberies to find the number in 2011.Number of robberies in 2011 = 200 robberies - 8 robberies = 192 robberies.
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