Question
A train takes 25 seconds more to
cross a 750 metres long platform than it does to cross a 350 metres long bridge. If the time taken by the train to cross a tree is 18 seconds, find the speed of the train.Solution
ATQ,
Let the length of the train be 'x' metres. Let the speed of the train be 'y' m/s. According to the question:
Therefore, the speed of the train is 16 m/s.
More Algebra Questions
- Simplify the following expression:
16 + [17 - (8 + 11) + 6 - 3] ÷ 0.2 18/2 of 3/9 of 2/6 of 69690 = ?
- Simplify:
(13 X 11) + (19 X 3) = 400% of √?
8 × 12 + 110 ÷ 5 = 72 + ?
√529 * 5 – 15% of 220 + ? = 120% of 160
18(1/3) + 9(2/3) – 10(1/3) = 1(2/3) + ?
Solve: 3/4÷2/3
140% of 1270 + 60% of 2085 = 1881 + ‘?’% of 287
Find the simplified value of the given expression