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It takes five minutes to pass a rumor from one person to two other persons. The tree of rumor continues. Find how many minutes does it take spread the rumor to 768 persons.
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xsqrt(0.09)=3 , then x equals
Find the next number in the series 12,21,,112,121,122---
There are no of urns &no of balls. If three balls are placed in each urn then 3 balls is left. If 4 balls are placed in each urn then 1 urn is left. What is the total no of balls?
The population of a city increases @ 4% p.a. That is an additional annual increase of 4% of the population due to this influx of job seekers, the % increase in population after 2 years is
Price of product is reduced by 30%. What % should be increased to make it 100 % ?
Four friends are given named Akansha, Anuska, Anisha, ... , ... Each of them live in a separate home and sleep on one bed. Akansha and Anuska have two extra beds, two of the house have green lawns while the rest have narrow porchs, One of the house has Airconditioner while the rest have fans
Every day a driver comes to pick up a man at his office at 6pm. One day the man gets free early and rather than waiting for the driver, he starts walking for home at 4:30pm. The man meets the driver on the way and then reaches home 30minutes earlier than usual. What is the usual time that man takes to reach home from the office?
an orange galss has orange juice. and white glass has apple juice. Bothe equal volume 50ml of the orange juice is taken and poured into the apple juice. 50ml from the white glass is poured into the orange glass. Of the two quantities, the amount of apple juice in the orange glass and the amount of orange juice in the white glass, which one is greater and by how much?
How many liters of water must be added to 30 liters of alcohol to make a solution that is 25%
In a show, ticket numbers from 101 to 350 are made to sit consecutively. What is the probability that the number of the ticket, selected at random, will be a hundredth digit of 2?
I HAVE APPLIED FOR RRB-CHENNAI(ECRC,GOODS GUARD).SO I NEED ECRC ALL PREVIOUS YEAR QUESTION SOLVED PAPER..PLS SEND IT TO ramya.raj@hotmail.com
In a digital circuit which was to implement (A B) + (A)XOR(B), the designer implements (A B) (A)XOR(B) What is the probability of error in it ?
Ms. Neelam deposits an amount of Rs. 16420 at simple interest and obtained 25451 at the end of 5 years. What was the rate of interest per year?