Quiz Discussion

Two bike riders ride in opposite directions around a circular track, starting at the same time from the same point. Biker A rides at a speed of 16 kmph and biker B rides at a speed of 14 kmph. If the track has a diameter of 40 km, after how much time (in hours) will the two bikers meet?

• 1]

  6.52

• 2]

  8.14

• 3]

  4.18

• 4]

  5.02

In a 500m race, B gives A a start of 160m.The ratio of the speeds of A and B is 2:3. What was the distance by which the
winner beat the loser?​

• 1]

  B win by 10 metre

• 2]

  A win by 10 metre

• 3]

  B win by 20 metre

• 4]

  A win by 20 metre

At a game of billiards, A can give B 15 points in 60 and A can give C to 20 points in 60. How many points can B give C in a game of 90?

• 1] 30 points
• 2] 20 points
• 3] 10 points
• 4] 12 points

A man starts in a boat from A toward B against the stream. After reaching a point M on the way, he throws a rubber ring into the water. He takes 8 minutes from then to reach his destination and the ring exactly A at that moment. If the distance between  A and B is 4 km, then find the speed of boat in still water

• 1]

  15 kmph

• 2]

  12 kmph

• 3]

  30 kmph

• 4]

  45 kmph

In a game of 100 points, A can give B 20 points and C 28 points. Then, B can give C:

• 1] 8 points
• 2] 10 points
• 3] 14 points
• 4] 40 points

A and B take part in a 100 metres race. A runs at 5 km an hour. A gives B a start of 8 metres and still beats him by 8 seconds. The speed of B is ?

• 1] 4.45 km/hr
• 2] 4.14 km/hr
• 3] 4.15 km/hr
• 4] 4.25 km/hr

In a kilometre race, A beats B by 100 m and B beats C by 150 m. In the same race, by how many metres does A beat C ?

• 1] 225 m
• 2] 235 m
• 3] 240 m
• 4] 250 m

In a 200 metres race A beats B by 35 m or 7 seconds. A's time over the course is:

• 1] 40 sec
• 2] 47 sec
• 3] 33 sec
• 4] None of these

A and B take part in 100 m race. A runs at 5 kmph. A gives B a start of 8 m and still beats him by 8 seconds. The speed of B is:

• 1] 5.15 kmph
• 2] 4.14 kmph
• 3] 4.25 kmph
• 4] 4.4 kmph

In a 100 m race, A can give B 10 m and C 28 m. In the same race B can give C:

• 1] 18 m
• 2] 20 m
• 3] 27 m
• 4] 9 m