Arithematic

Numbersytem: Factors and Co-primes

Numbersytem: LCM and HCF

Numbersytem: Divisisbility Rules

Numbersytem: Finding Maximum power of a number divide a factorial number

Numbersytem: Finding Unit and Last two digits of an expression

Numbersytem: Base system

Approaches to problem solving

Ratio and Proportion (10)

Inverse and direct proportionality between variables

Partnership (6)

Percentages (14)

Profit and Loss (29)

Simple interest (10)

Compound interest (17)

Averages (19)

Time & Distance - I (28)

Time & Distance - II(Races)(9)

Time Speed and Distance - III (Challenging Questions)

Time and Work (3)

Areas and Mensuration (24)

Mensuration II (Important results)

Mixtures and replacements (5)

Alpha Numerics (5)

Counting (6)

Alligation Rule (8)