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School maths

SSC CGL level Solution Set 82, Trigonometry 8

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This is the 82nd solution set of 10 practice problem exercise for SSC CGL exam and 8th on topic Trigonometry. Students should complete the corresponding question exercise in prescribed time first and then only refer to this solution set. Some of the solutions needed use of algebraic and trigonometric patterns and methods. Most but not all of the questions could be solved in mind—a few were tricky...

How to solve a difficult SSC CGL level algebra question by variable ratio equality in a few steps 18

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Problems based on variable ratio equality may seem to be quite tough in competitive test environment unless you know the underlying concept. The chosen problem with its solution highlights use of the concept for quick mental solution of the apparently hard algebra problem...

How to solve difficult fraction comparison problems in a few steps

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Comparison of fractions is a tricky process, but if you learn to use patterns inherent in a set of fractions, you should be able to quickly solve even knotty fraction comparisons by applying a suitable method exploiting the pattern. In this session, as many as six different techniques of fraction comparison are presented with examples...

How to find perfect and approximate square root of integers or decimals

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For most needs of finding square root, if we remember by heart squares and cubes of a few common integers, using quick factorization we can figure out the square roots or cube roots of numbers be it integer or decimal. But occasionally, in a few specific types of arithmetic problems, there is no other option than to actually evaluate the square root of a number following a method specifically tailored for the purpose...

Bank PO level Quantitative aptitude Solutions 2 on Permutation and Combination 2

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This is the 2nd solution set of 10 practice problem exercise for Bank PO exams and 2nd on topic Permutation and Combination. Students must complete the corresponding question set in prescribed time first and then only refer to this solution set for gaining maximum benefits from this resource...

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