Maths-9 Bar Graphs : Questions and Step-by-Step Solutions for all Competitive Exams Bar graphs & other graphs Let’s make bar graphs, histograms, line graphs, pie charts and reading data from tables super clear. I’ll start from basics, show rules, then give worked examples (step-by-step) you can follow and practise. 1) What is a graph? A … Read more
Maths-9 Problems on Ages: Questions and Step-by-Step Solutions for all Competitive Exams Age problems are one of the friendliest topics in maths. We’ll start with the basic idea, learn useful shortcuts, and solve several example problems step-by-step so nothing is left mysterious. Problems on Ages 1. The basic idea An age problem asks about how … Read more
Maths-8 Profit and Loss : Questions and Step-by-Step Solutions for all Competitive Exams Profit and Loss 🔹 Basic words to know 🔹 Helpful idea (rule of thumb) Step-by-step Examples Example 1 — Simple Profit Q: Ravi buys a toy for ₹120 (CP). He sells it for ₹150 (SP). Find profit and profit%. Step-by-step: Answer: Profit … Read more
Maths-7 Compound Interest : Questions and Step-by-Step Solutions for all Competitive Exams What Is Compound Interest? Compound Interest means you earn interest not just on the original money (called Principal)- but also on the interest you’ve already earned. It’s like your money is growing on its own every year-like a tree that grows more branches, … Read more
Simple Interest : 20 mixed-difficulty SI problems- each with step-by-step (digit-by-digit) solutions 20 practice problems on Simple Interest tailored for competitive exams (CDS, SSC, Railways, etc.), each with a clear, step-by-step solution and a short explanation. I show every arithmetic step so there’s no confusion. Simple Interest — 20 Practice Questions with Solutions Problems Solutions … Read more
Maths-7 Simple Interest : Questions and Step-by-Step Solutions for all Competitive Exams Simple Interest — a beginner’s guide (clear formulas + step-by-step examples) -I’ll explain the terms, give the core formulas, then walk through several competition-style examples with every arithmetic step shown so there’s no confusion. 1) What is Simple Interest (SI)? Simple interest is … Read more
Maths-6 Time and Distance: Practice Questions and Step-by-Step Solutions for Competitive Exams (SSC, BSSC, Bank, Railways) Time & Distance — 20-question mixed worksheet (Basic → Exam) with step-by-step solutions 20 practice questions on Time, Speed & Distance, arranged easy to hard. Each problem is followed by a clear, digit-by-digit solution so you can see exactly … Read more
Maths-6 Time and Distance: Questions and Step-by-Step Solutions for Competitive Exams (SSC, BSSC, Bank, Railways) Time and Distance from the very basics. This topic is a staple in competitive exams like CDS, SSC, UPSC, and once you master the core formulas and logic, you’ll solve these questions quickly and confidently. Core Concept: Time and Distance … Read more
Maths-6 Percentage: Questions and Step-by-Step Solutions for Competitive Exams SSC, BSSC, Bank, Railways What Is a Percentage? Percentage means “out of 100.”It’s a way to show how much of something you have compared to the whole. Example: If you got 80 marks out of 100, we say you scored 80%.So, 80% = 80 out of … Read more
Maths-5 Area: Practice with Tricky Questions and Step-by-Step Solutions for Competitive Exams SSC, BSSC, Bank,Railways Area-Based Practice Questions with Step-by-Step Solutions 🔹 1. Area of a Square Q: Find the area of a square with side 9 cm.Solution:Area = side × side = ( 9 × 9 = 81 ) cm² ✅ 🔹 2. Area … Read more
