Question Paper from: IBPS PO Mains 2017

Given, m4=1/625 and m3 < m2

Quantity 1: Value of m

Quantity 2: 0

There are 63 cards in a box numbered from 01 to 63. Every card is numbered with only 1 number.

Quantity 1: Probability of picking up a card whose digits, if interchanged, result in a number which is 36 more than the number picked up. Quantity 2: Probability of picking up a card, the number printed on which is a multiple of 8 but not that of 16

Train A started from point P for Q and after one hour, another train B with speed 20 km/h more than that of train A also started from point P for Q. Two hours after starting, train B crossed train A at point R. 10 hours after crossing train A, Train B reached Q and started its return journey from Q to P without any delay. This time, both the trains crossed each other at point S. (2 Marks)

Quantity I: The distance between point P and R.

Quantity II: The distance between point Q and S.

Meera walked to school at a speed of 3 miles per hour. Once she reached the school, she realized that she forgot to bring her books, so rushed back home at a speed of 6 miles per hour. She then walked back to school at a speed of 4 miles per hour. All the times, she walked in the same route.

Quantity I: Her average speed over the entire journey.

Quantity II: 4 mph