Practicing Success
The number of cars passing the road a colony from 6 am to 12 noon has been shown in the following histogram. What is the minimum change percentage in the number of cars in comparison to the previous hour? (correct to 2 decimal places) |
10.52% 11.54% 23.81% 15.25% |
11.54% |
Percentage change in 7-8 comparative to 6-7 = \(\frac{35}{70}\) × 100 = + 50% Percentage change in 8-9 comparative to 7-8 = \(\frac{25}{105}\) × 100 = + 23.81% Percentage change in 9-10 comparative to 8-9 = \(\frac{15}{130}\) × 100 = - 11.54% Percentage change in 10-11 comparative to 9-10 = \(\frac{20}{115}\) × 100 = - 17.4% Percentage change in 11-12 comparative to 10-11 = \(\frac{50}{95}\) × 100 = 52.63% Minimum percentage change is 11.54% |