• recategorized by
1,730 views
1 1 vote

Choose the correct option:

In a race of $200$ meters, A beats S by $20$ metres and N by $40$ metres. If S and N are running a race of 100 metres with exactly the same speed as before, then by how many metres will S beat N?

  1. $11.11$ metres
  2. $10$ metres
  3. $12$ metres
  4. $25$ metres

1 Answer

0 0 votes

It means,

when A covers 200 m, S covers only (200-20)=180 m 
and N covers only (200-40)=160 m 
=> When N covers 160 m, S covers 180 m
=> When S covers 100 m, N covers (160 / 180) × 100 = 88.88889 m
Hence, S beats N by 100 - 88.88889 = 11.11 metre.

Option A is the Correct Answer.

Position:
Show:

Related questions

3 3 votes
1 1 answer
2.9k
2.9k views
Misbah Ghaya asked Oct 4, 2017
2,899 views
A company produces five types of shirts - A, B, C, D, E - using cloth of three qualities - High, Medium and Low - using dyes of three qualities - High, Medium, and Low. T...
1 1 vote
1 1 answer
2.6k
2.6k views
Misbah Ghaya asked Oct 4, 2017
2,644 views
A company produces five types of shirts - A, B, C, D, E - using cloth of three qualities - High, Medium and Low - using dyes of three qualities - High, Medium, and Low. T...
1 1 vote
2 2 answers
3.5k
3.5k views
Misbah Ghaya asked Oct 4, 2017
3,503 views
A company produces five types of shirts - A, B, C, D, E - using cloth of three qualities - High, Medium and Low - using dyes of three qualities - High, Medium, and Low. T...
1 1 vote
1 1 answer
4.4k
4.4k views
Misbah Ghaya asked Oct 4, 2017
4,424 views
A company produces five types of shirts - A, B, C, D, E - using cloth of three qualities - High, Medium and Low - using dyes of three qualities - High, Medium, and Low. T...
1 1 vote
1 1 answer
3.6k
3.6k views
Misbah Ghaya asked Oct 4, 2017
3,608 views
A company produces five types of shirts - A, B, C, D, E - using cloth of three qualities - High, Medium and Low - using dyes of three qualities - High, Medium, and Low. T...