CAT Online Coaching – Ordered and Unordered Pairs

What is the difference between ordered and unordered pairs? This is a fairly common question.

CAT Preparation Mumbo Jumbo

There is a famous declaration in Math that goes thus – “Any prime number greater

CAT Coaching Online – Links across topics in Math

Some simple interesting patterns emerge when we look across topics. Very often, thinking about these

CAT – Question from Pipes and Cisterns

Question There are n pipes that fill a tank. Pipe 1 can fill the tank

CAT Permutation Combination and Functions

Question How many functions can be defined from Set A — {1, 2, 3, 4}

Inequalities Question and Solution

Question   How many positive integer values can x take that satisfy the inequality (x

Functions Question and Solution

Question Consider set A with ‘a’ elements, set B with ‘b’ elements, set C with

Inequalities – Interesting Question

Question How many positive integer values can x take that satisfy the inequality (x –

Profit and Loss Question

Question: A merchant can buy goods at the rate of Rs. 20 per good. The

CAT – Percents

Question:    P is x% more than Q. Q is (x – 10)% less than

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