Mathematical Problem Solving Techniques

The video tutorial covers a range of mathematics topics from the 2022 National Common Entrance Examination. It includes solving problems related to Roman numerals, prime numbers, time conversion, fractions, currency conversion, multiples, square roots, simple interest, HCF, percentages, and geometry. The instructor provides step-by-step solutions to 40 questions, making it a useful resource for students to practice and understand key mathematical concepts.

What is the main focus of the video tutorial?

• 2022 National History Examination questions

• 2022 National Science Examination questions

• 2022 National Common Entrance Examination mathematics questions

• 2022 National English Examination questions

Convert the Roman numeral MCMXCIII to Hindu-Arabic numerals.

• 1993

• 1992

• 1982

• 2002

Which of the following numbers is a prime number?

• 1

• 11

• 12

• 6

How many minutes are there in 120 seconds?

• 1 minute

• 2 minutes

• 4 minutes

• 3 minutes

Arrange the fractions 1/4, 1/2, 3/4, 2/3 in descending order.

• 1/2, 1/4, 3/4, 2/3

• 3/4, 2/3, 1/2, 1/4

• 1/4, 1/2, 2/3, 3/4

• 2/3, 3/4, 1/2, 1/4

If 1 pound equals 640 Naira, how much is 2 pounds in Naira?

• 320 Naira

• 640 Naira

• 2560 Naira

• 1280 Naira

Which even number between 19 and 41 is a multiple of 7?

• 21

• 35

• 28

• 42

What is the square root of 2 1/4?

• 1 3/4

• 2

• 1 1/2

• 1 1/4

Calculate the simple interest on 800 Naira for 4 years at 6% per annum.

• 240 Naira

• 192 Naira

• 48 Naira

• 320 Naira

If two-thirds of a number is 60, what is one-sixth of that number?

• 10

• 15

• 20

• 25