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Two pipes A and B independently can fill a tank in 20 hours and 25 hours. Both are opened together for 5 hours after which… Read More »

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Two pipes A and B independently can fill a tank in 20 hours and 25 hours. Both are opened together for 5 hours after which… Read More »

A leak can empty a completely filled tank in 10 hours. If a tap is opened in completely filled tank which admits 4 liters of… Read More »

A alone would take 64 hours more to complete a work then A + B work together. B take 4 hours more to complete a… Read More »

In a factory same number of women and children are present. Women works for 6 hours in a day and children work 4 hours in… Read More »

A, B and C can do a piece of work in 10, 12 and 15 days respectively.They all start the work together but A leaves… Read More »

Find the least perfect square number which when divided by 4, 6, 7, 9 gives remainder zero. (A) 42 (B) 40 (C) 36 (D) 32… Read More »

The LCM of two numbers is 15 times of HCF. The sum of HCF and LCM is 480. If both number are smaller than LCM.… Read More »

Find the maximum value of n such that 671! is perfectly divisible by 45n. (A) 163 (B) 164 (C) 165 (D) 166 Answer: (C) Explanation:… Read More »

Find the number of zeroes in 155! (A) 30 (B) 38 (C) 42 (D) 44 Answer: (B) Explanation: Multiplication of 2×5 results into 10. So… Read More »

Given a string str and a character c. The task is to find the number of sub-strings that do not consist of the character c.… Read More »

The setCalendar() Method of DateFormat class in Java is used to set the calendar associated with this date/time format object. In the initial stage the… Read More »

I. Written round 1. A program was given which creates node in a linked list and then frees the nodes. Each node in Linked List… Read More »

Smalltalk is a general purpose object oriented programming language which means that there are no primitives and control structures like a procedural language and in… Read More »

Signal is an electric or electromagnetic current carrying data, that can be transmitted or received. Mathematically represented as a function of an independent variable e.g.… Read More »

Given an integer N, the task is to find the sum of numbers from 1 to N which are in Fibonacci sequence. First few Fibonacci… Read More »