**1. If n = 1 + x, where x is the product of four consecutive positive integers, then which of the following is/are true? **

**2. A ladder is touching a wall and the base of the ladder is 15 m away from the wall. When the ladder is pulled away from the wall by 2 m, it becomes parallel to the ground. Find the distance of the initial point of contact of the ladder and the wall from the ground. **

**3. Find the number of numbers from 1 to 100 that are divisible by 2 or 3 or 5 **

**4. In a party of 40 people, everyone shakes hands with all the other persons exactly once. What is the total number of handshakes happening? **

**5. **

$2}^{73}\u2013{2}^{72}\u2013{2}^{71$

** is the same as **

**6. How many 3 digit even numbers can be formed such that if one of the digits is 5, then the next digit is 7? **

**7. Find the least number which when divided by 5 and 9 will leave remainders of 3 and 7 respectively. **

**8. In a 300m race, A beats B by 24m or 6 seconds. Find the time taken by A to finish the race. **

**9. A tank can be filled in x hours, but because of a leak, it takes 40 hours to fill the tank. Find x if the leak can empty the tank in 60 hours. **

**10. X, Y and Z have a total of Rs.224 with them. If their shares are increased by Rs.5, 9 and 2 respectively, then the ratio of their amounts is 3:2:1. Find the original amount with Y. **

CPP

Operating Systems

Core Java

.Net

Software Engineering

Advance Java

Data Base Technologies

Advance Web Programing

Operating Systems

Core Java

.Net

Software Engineering

Advance Java

Data Base Technologies

Advance Web Programing