Dear Reader,
Below are four problems on divisibility dealing with some exact division of big numbers.

Question 1

Let N = 80pq2pq (7digit number). If N is exactly divisible by 120 then the sum of the digits in N is equal to:

a)18 b)22 c)24 d)12

Answer : a)18

Solution :

Dear Reader,
Below are three problems on Time and distance, dealing with different speed's time calculations.

Question 1

A train travelled a distance of 610 km such that 'd' km by 40km/hr and remaining by 90km/hr and takes a total of 9 hours then the distance travelled at 90km/hr is:

a)542.5km b)450km c)543.5km d)544.5km

Answer : b)450km

Dear Reader,
Below are three problems on time and work dealing with working efficiency of 2 or 3 members.

Question 1

Dear Reader,
Below are four problems on average, dealing with age calculations for placement tests.

Question 1

Dear Reader,
Below are three puzzle questions based on time calculations to cross a bridge.

Question 1

Dear Reader,
Below are three ratio problems with basic calculations to practice for TCS and other companies placement tests.

Question 1

In a team , the ratio of number of juniors and seniors is 7:8. If 52 juniors and 13 seniors are added, the ratio becomes 11:9.Find the number of juniors initially in the team.

a)91 b)99 c)77 d)71

Dear Reader,
Below are three problems on time calculations.

Question 1

The time showed by an analog clock at a moment is 11 am then 1234567890 hours later it will show the time as:

a)11am b)11pm c)5am d)4pm

Answer : c)5am

Solution :

Dear Reader,
Below are three problems on time and distance with speed and time calculations.

Question 1

Dear Reader,
Below are three problems dealing with percentage calculations.

Question 1

If 100/3 % of A's work is same as much as 75% of B's work and if B makes turn out of Rs.15000 per month then A's work in terms of making turn out is:

a)Rs.50,000 b)Rs.33,750 c)Rs.42,000 d)Rs.55,000

Answer : b)Rs.33,750

Solution :

Dear Reader,
Below are three problems on numbers dealing with the calculations on digits.

Question 1

Square of two more than a two digit number is multiplied and divided by 2 and 5 respectively. If twice of the result is equal to 500 then find the number?

a) 45 b) 23 c) 87 d) 47

Answer : b) 23

Solution :