L&T Infotech Sample Aptitude Questions and Answers

Q1 In how many ways can 8 letters be posted in 4 post boxes, if any number of letters can be posted in all of the four post boxes?

Q2 40% of 80 is x% more than 20% of 120. Find x.

Q3 Three years back, a father was 24 years older than his son. At present, the father is 5 times as old as the son. How old will the son be three years from now?

Q4 A number when divided by a divisor leaves a remainder of 25. When twice the original number is divided by the same divisor, the remainder is 11. What is the value of the divisor?

Q5 A, B, and C, each working alone can complete a Job in 10, 12, and 15 days respectively. If all three of them work together to complete a job and earn Rs. 6000, what will be C's share of the earnings?

Q6 The ratio of two numbers is 7:4 and their H.C.F is 4. Their L.C.M is:

Q7 A is twice as good as B and together they finish a piece of work in 28 days. In how many days will A alone finish the work?

Q8 A container contains 60 liters of milk. From this container, 4 liters of milk was taken out and replaced by water. This process was repeated further two times. How much milk is now contained by the container?

Q9 At what rate percent per annum will a sum of money double in 6 years?

Q10 Find the lowest common multiple of 1/3, 5/6, 2/9, 4/27

Q11 Type A, 12 kg of rice worth Rs. 40/kg is mixed with Type B, rice worth Rs. 24/kg. What should be the quantity of Type B rice, if the mixture is sold at Rs. 45/kg with 25% profit added in it?

Q12 A person spends 1/7th of his salary on travel, 1/3rd of the remaining on food, then spends 1/4th of the remaining on rent. Finally, he puts 1/6th of the remaining as monthly savings, after which he has 25000 left. What is his salary (in Rs.)?

Q13 3+3^2 +3^3 +.........+3^12 =?

Q14 A TV set listed at Rs 3200 is sold to a retailer at a successive discount of 25% and 15%. The retailer desires a profit of 20%, after allowing a discount of 10% to the customer. At what price should he list the TV set (in Rs.)?

Q15 What is the smallest 4-digit number that is divisible by 12, 13 and 15?

Q16 India got independence on August 15, 1947. What was the day of the week?

Q17 Town D is to the West of town M. Town R is to the South of town D. Town K is to the East of town R. Town K is towards which direction of town D?

Q18 A, B, C, D and E are sitting on a bench. A is sitting next to B, C is sitting next to D, D is not sitting with E who is on the left end of the bench. C is on the second position from the right. A is to the right of B and E, A and C are sitting together. In which position is A sitting?

Q19 Pointing to a photograph, Shaloo said, “Her son's father is the son in law of my mother.” How is Shaloo related to the lady?

Q20 If ROAST is coded as PQYUR in a certain language then how will SLOPPY be coded?

Q21 Look at this series:
664, 332, 340, 170, ____, 89.
What number should fill the blank?

Q22 In each question below is given a statement followed by three assumptions numbered I, II and III. You have to consider the statement and the following assumptions, decide which of the assumptions is implicit in the statement and choose your answer accordingly.

Statement :

In order to reduce the gap between income and expenditure, the company has decided to increase the price of its product from next month.

Assumptions :

I. The rate will remain more or less same after the increase.

II. The expenditure will more or less remain the same in near future.

III. The rival companies will also increase the price of the similar product.

Q23 In the below questions, two statements numbered I and II are given. There may be cause and effect relationship between the two statements. These two statements may be the effect of the same cause or independent causes. These statements may be independent causes without having any relationship. Read both the statements in each question and mark your answer as

Event (A): Company X is opening an office in city Y for marketing the company's products.

Event (B): Company X has chalked out an expansion plan, involving raising production capacity at its existing plants.

Q24 In each question below is given a statement followed by three assumptions numbered I, II and III. You have to consider the statement and the following assumptions, decide which of the assumptions is implicit in the statement and choose your answer accordingly.

Statement :

The principal instructed all the teachers to be careful in class because some students may disturb other students.

Assumptions :

I. The teachers may handle the situation properly and they may restrict the naughty students.

II. The students will welcome the decision of the Principal.

Q25 Consider the series 3, 7, 23, 95, ?.
What is the value of ?

Q26 Complete the series:
QAR, RAS, SAT, TAU, _____

Q27 If SACHIN is coded as UDGMOU, then DHONI is coded as:

Q28 Choose the correct alternative that will continue the same pattern and fill in the blank spaces:
2, 3, 5, 7, 11, (....), 17

Q29 Arnav said, "This girl is the wife of the grandson of my mother." Who is Arnav to the girl?

Q30 Arrange the following in order:
1.Income 2.Respect 3. Education 4.Well-being 5.Job