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Mock Tests
Sarwar Classes
Published on 01 May 2020
Code-T4938 Quantitative Aptitude Arithmetical Ability - SIMPLE INTEREST (1)
20
Questions
30 Minutes
20
Marks
No
Negative
Amit Thatey
Published on 17 Jul 2019
Purnima Thatey
Published on 26 Jan 2022
Blogs
The Chain Rule is a formula for computing the derivative of the composition of two or more functions. For instance, if f and g are functions, then the chain rule expresses the derivative of their composition.
The Chain Rule Formula is as follows –
dy/dx = dy/du * du/dx
...
Published: 12 Aug 2019
What is Cramer’s Rule and how to solve linear equation problems using Cramer’s rule?In mathematics, to solve linear equations, we use matrix form. Matrix is the rectangular array of elements enclosed in brackets “[]”. There are some methods and rules of matrix used to so...
Published: 14 Feb 2022
Problems on Ages (Quick Tips and Tricks)
1) If the current age of a person be X, then
- age after n years = X + n
- age n years ago = X – n
- n times the age = nX
- If ages in the numerical are mentioned in ratio A : B, then A : B will be AX and BX
2) If sum of ages...
Published: 28 Sep 2019