Question
Eight numbers are arranged in decreasing order. The average of the first seven numbers is 35, and the average of the last seven numbers is 30. What is the difference between the first and the last number?
Hence the difference will be = 245−210=35More No. System Questions
- (5.53 – 4.07) 2/(4.07 – 3.15)(3.15 – 5.53) + (4.07 – 5.53) 2/(3.15 – 5.53)(5.53 – 4.07) + (3.15 – 5.53) 2/(5.53 – 4.07)(4.07 – 3.15) is simplified to
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