Problem Solving Question #2

These series of questions target on students’ abilities to solve it. They are common questions used in job interviews and interviewers are more interested in learning how the interviewee [...]

Arithmetic Question #2

Ans: Arithmetic Problem #7 Arithmetic Problem #6 Arithmetic Problem #5 Arithmetic Problem #4 Arithmetic Problem #3 Arithmetic Problem #2 Arithmetic Problem #1

Arithmetic Question #1

This is a fairly simple and interesting question that test students on their algebra and arithmetic manipulation. Use of Calculator is NOT required. Ans: 4 Arithmetic Problem #7 Arithmetic [...]

Functions Question #1

I saw this problem on Facebook recently and thought its really quite interesting. Given , find . Ans: 0 Hint: Consider substituting some numbers in.

Probability Question #3

A man write five letters, one each to A, B, C, D, and E. Each letter is placed in a separate envelope and sealed. He then addresses the envelopes, at random, on each to A, B, C, D, and E. Find [...]

Summation Question #2

This is a question from AJC/C2/MY/P1/10. Quite challenging. But once you get the hang of it, you should be capable of solving other variations. Using the formula for , prove the . (i) Hence show [...]

APGP Question #1

This is a question from A-level 1999 Paper 1. A very simple question that tests you if you know your stuffs. 🙂 The term of a series is . Find the sum of the first terms. Ans:

Summation Question #1

This is a modified summation question taken from HCI. I think it forces the students to think out of the box, and we all know how scary trigonometry and summation is together. Given , show that [...]

Probability Question #2

This is question in relation to the birthday paradox we discussed earlier. A room contains randomly chosen people. Assume that a randomly chosen people is equally likely to have been born on any [...]

Statistics Question #1

This is a question taken from the 2008 H1 paper. I think it is a simple question that test students on their understanding of what standard deviation mean. An examination is marked out of 100. It [...]

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