RS aggarwal Quantative Aptitude Book
Abacus is a simple tool or a hardware used for performing rapid arithmetic calculations. Calculations based on abacus was invented at ancient times and now widely used a brain development programme. It consists of a rectangular frame holding a number of vertically arranged rods, on which beads slides up and down.
Statistics / Quantitative technique
Here are five worksheets of problems with their solutions. these worksheets were really helpful to me as solving these covers your whole syllabus especially if you are B.com honours student, BBA people can too find it helpful as most of the topics are covered. I have also attached my mid-semester paper.
Statistics / Quantitative technique (QT)
These are the notes of statistics or QT there are numbers mentioned with depicts page number and also certain examples are given to explain the concept, not all topics are covered but important topics like poison and index number are covered all notes written and presentation was provided by the professor.