Number System & Average MCQs for CET Graduate
Practice 20 free Number System & Average questions under Arithmetic — Maths.
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CET Graduate — Arithmetic — Number System & Average
20 Questions • Instant results & explanations • Hindi & English
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Question 1 of 20
Find the largest 4-digit number exactly divisible by 12, 15, and 18.
Question 2 of 20
A batsman scores 87 runs in his 17th inning, thereby increasing his average by 3. What is his current average after the 17th inning?
Question 3 of 20
The sum of two numbers is 20 and their difference is 4. Find the product of the two numbers.
Question 4 of 20
What is the value of 0.6̅ + 0.3̅ ?
Question 5 of 20
The average age of a class of 30 boys is 15 years. If the teacher's age is included, the average age increases by 1 year. What is the age of the teacher?
Question 6 of 20
A batsman makes a score of 108 runs in his 11th inning and thereby increases his average by 6. What is his new average?
Question 7 of 20
A batsman makes a score of 87 runs in the 17th inning, and thus increases his average by 3. Find his average after the 17th inning.
Question 8 of 20
The average of 10 numbers is 15. If each number is multiplied by 3, what will be the new average?
Question 9 of 20
The average of 11 numbers is 50. If the average of the first 6 numbers is 49 and that of the last 6 is 52, find the 6th number.
Question 10 of 20
Simplify the following mathematical expression utilizing standard operator precedence rules: [(8 - 5) ÷ {(4 - 2) + (2 + 8/13)}]
Question 11 of 20
The average age of 10 persons increases by 2 years when a person aged 25 years is replaced by a new person. What is the age of the new person?
Question 12 of 20
If the expression [(8 - 5) ÷ {(4 - 2) + (2 + 8/13)}] is mathematically modified by removing the fraction 8/13 entirely from the equation, what will be the new resulting value?
Question 13 of 20
What is the value of √(6 + √(6 + √(6 + ... ∞)))?
Question 14 of 20
A batsman in his 12th innings makes a score of 63 runs and thereby increases his average by 2. What is his average after the 12th innings?
Question 15 of 20
What is the unit digit of 3^45?
Question 16 of 20
The mean of 100 observations was calculated as 49. It was later discovered that three observations taken as 40, 20, 50 were actually 60, 70, 80 respectively. The correct mean is:
Question 17 of 20
Two numbers are in the ratio 3:4. If their LCM is 84, find the largest number.
Question 18 of 20
What is the smallest prime number?
Question 19 of 20
A batsman scores 100 runs in his 11th innings, thereby increasing his average by 5. What is his new average?
Question 20 of 20