Quiz Discussion

In a 300 m race A beats B by 22.5 m or 6 seconds. B's time over the course is:

• 1] 86 sec
• 2] 80 sec
• 3] 76 sec
• 4] None of these

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 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 200 m 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

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 can run 22.5 m while B runs 25 m. In a kilometre race B beats A by:

• 1]

  100 m

• 2]

  m

• 3]

  25 m

• 4]

  50 m

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 400 m race, A gives B a start of 5 seconds and beats him by 15 m. In another race of 400 m, A beats B by 7 1/7 seconds. Their respective speed are -

• 1] 6 m/sec, 7 m/sec
• 2] 5 m/sec, 7 m/sec
• 3] 8 m/sec, 7 m/sec
• 4] 9 m/sec, 7 m/sec

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 100 m race, A beats B by 10 m and C by 13 m. In a race of 180 m, B will beat C by:

• 1] 5.4 m
• 2] 4.5 m
• 3] 5 m
• 4] 6 m