Primary 6 Problem Sums/Word Problems - Try FREE

Score :
(Single Attempt)

Question


A railway track runs around a city and the perimeter of the track is 720 km.

Train Alpha and Train Bravo started from the same point along a track at 1400.

Both trains travelled at constant speeds in the same direction along the railway track continuously.

Train Alpha and Train Bravo take 10 hours and 18 hours respectively to complete each round around the railway track.

(a) In 8 hours, what is the longest distance along the track between both trains?

(b) Eventually, Train Alpha will overtake Train Bravo for the first time. How long would it take Train Alpha to overtake Train Bravo for the first time since both trains started off at 1400?

 

Notes to student:

  1. If the question above has parts, (e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part (b) is 12, give your answer as:10,12
  2. Round your answer off to 2 decimal places

 

 

 

The correct answer is : 464,22.5
(a)_____km, (b)_____h