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A positive whole number M less than 100 is represented in base 2 notation, base 3 notation, and base 5 notation. It is found that in all three cases the last digit is 1, while in exactly two out of the three cases the leading digit is 1. Then M equals

i am facing a lot of problem with verbal section. I try solving RCs and para jumbles but most of them come out to be wrong. i tried to analyze this problem and came up with certain things which are making it difficult for me- i loose concentration while reading with rc passages, this happens with me while solving para jumbles as well.. please suggest some ways to overcome this. Thanks in Advance! :)

From a pack of 52 playing cards three cards are drawn at random. Find the probability of drawing a king , a queen and a jack?

(a)6/5525 (b)1/13^3 (c)1/14^3 (d)1/15^3

Remainder[( 77^99)/101]=?

How many five digit even natural numbers have exactly two 5s?

while doing RCs in CAT i attempt 3 RCs in which i manage 10 questions and 7-8 correct, is it correct or need to improve??

I work for/at/with/in XYZ corporation?

px^2-(p-1)x+2p=0, find its range

How to increase the speed in number system problem

Could anyone please explain the last example given at the end of "Introduction to Quadratic equations" video. It is a graph based question asking for the appropriate equation explaining the graph given.