Question

A train travel 45whole1by3 km every hour for first 3whole1by2 hours after leaving a station. After that it travels 50whole1by2 km every hour for the next 2whole1by2 hours. What distance does the train travel during the six hours?

Answer 1

Answer

44.5 km

Explanation

44.5 km

during first 3 1/2 hr distance travelled(s) = 45 1/3 × 3 1/2 = 37/2 km

during next 2 1/2 hr distace (s')= 50 1/2 × 2 1/2 = 26 km

total distance = s + s'= 44.5 km