Number System
Divisibility, factors, prime numbers, unit digit
Prepare for placement aptitude tests with arithmetic, probability and data interpretation. Read the concepts, try questions, and review explained answers in learning mode or practise with a timer.
Topic library
Showing 30 of 30 topics
Divisibility, factors, prime numbers, unit digit
Highest Common Factor, Least Common Multiple
Operations with decimals and fractions
BODMAS, surds, indices
Arithmetic mean, weighted averages
Present, past and future age puzzles
Percent change, successive percentages
CP, SP, discount, marked price
Direct, inverse, compound proportion
Profit sharing in business
Work rate, efficiency, combined work
Filling and draining problems
Speed, relative motion, average speed
Crossing poles, platforms and trains
Upstream and downstream motion
Mixing substances of different rates
SI formula, principal, rate, time
CI, compounding annually/half-yearly
Arrangements and selections
Basic probability, conditional events
Area of triangles, circles, polygons
3D shapes: cube, cylinder, cone, sphere
Tables, bar charts, pie charts, line graphs
Line graph and trend-based data questions
Tabular data interpretation questions
Bar chart comparison and calculation questions
Log properties, equations
Find the odd one out in number series
GATE General Aptitude PYQs covering verbal, quantitative and analytical reasoning
Roots, discriminant, factorization, nature of roots, and quadratic word problems