Question
20.05% of 220.05 – 15.15% of 99.99 × 2.02 =
? What approximate value should come in place of question mark (?) in the following question? (You are not expected to calculate the exact value)Solution
20.05% of 220.05 – 15.15% of 99.99 × 2.02 = ? => ? = 20% of 220 – 15% of 100 × 2 => ? = 44 – 15 × 2 => ? = 44 – 30 = 14
The average of five consecutive natural numbers is 14. What will be the average of the seven numbers if the next two natural numbers are also included?
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