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Hello everyone let’s look at Matrix Arrangement part 2 there is family of 6 person P, Q, R, S, T & U. They are professor, businessman, chartered accountant, lawyer, engineer and doctor not necessary in that order. There are two married couples in the family S […]
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Hi, welcome to the second session on numerical logic in this session we will be doing the set on 7 friends staying in 7 rooms there have been some hints given about their room numbers and upon reading those hints you have to decipher which friend […]
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Hey let’s do the first session on numerical logic here’s the set which I guess you’ll read right it’s about 3 people were having certain sums with them and they gave half the difference the person with the highest amount gives half the difference to other […]
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Hi, in this session will be learning about successive percentages now what really is a successive percentage it is percentage on percentage didn’t understands ok let’s do that with this example A scores 10% more than B, while B scores 20% more than C . By […]
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Hi, in this session will be learning about alligation now what really is alligation well alligation is a method of finding the ratio in which two or more ingredients should be mixed in order to make a mixture of a desired proportion so we’re mixing two […]
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Hello, now let’s look at the concept of percentage A is 25% taller than B this is what we have done in the previous video correct but now the statement is 25% taller than B by what percentage is B shorter than A so let’s see […]
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Hello today we look at percentage increase and decrease what do you mean by this statements A is 25% taller, sales of the company decreased by 15%, X scored 30%, Y scored 20% does these statement makes any meaning no why because the comparison is missing […]
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Hi, in this session we are going to look at other methods of computing means you’re already aware of arithmetic mean which is simple average and also weighted average Now there are other methods of computing mean apart from these two let us look at what […]
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Hi this seesion is about Arithmetic mean or simple average what really is arithmetic mean to understand this we need to look at the monthly rainfall figures of Colombo in the year 2012 this is the graph which depicts the monthly rainfall figures in 2012 right […]
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Hello everybody let’s go onto Groups and Conditionalities part 2 from a group of 6 boys P, Q, R, S, T and U and five girls, A, B, C, D and E a basketball team of 6 members chosen under the following conditions D and E […]
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