Multiple choice

During morning walk, a man covers respectively a distance of 6 km, 5.5 km, 4 km, 5 km and 4.5 km from Monday to Friday. How much distance should he cover on two more days, so that his average per week becomes 8 km per day?

  1. 30

  2. 31

  3. 32

  4. 21

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

For an average of 8 km per day over 7 days, total distance needed is 7 × 8 = 56 km. Distance covered from Monday to Friday is 6 + 5.5 + 4 + 5 + 4.5 = 25 km. Remaining distance needed = 56 - 25 = 31 km. This 31 km must be covered over two days (Saturday and Sunday).