10 Question MCQ (including Assertion)

Question 1 of 10

Assertion (A): When creating a \(3 \times 3\) heat map with unique values from 1 to 9 , the cell with value 1 can never be a "hot spot" (supercell).
Reason (R): A hot spot must have a value strictly greater than all its neighbours, and 1 is the minimum possible value.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select an option to see the answer, or skip this question.

Question 2 of 10

Why can a child standing at an end of the line never say “2”?

A Because the end child must be the tallest B Because an end child has only one immediate neighbour C Because an end child has no neighbours D Because the number 2 is used only by the shortest child

Select an option to see the answer, or skip this question.

Question 3 of 10

Assertion (A): It is a known property that all 2-digit numbers will eventually form a palindrome using the reverse-and-add method.
Reason (R): The process is guaranteed to converge because the number of digits in the sum can never exceed four.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select an option to see the answer, or skip this question.

Question 4 of 10

Assertion (A): A company's annual revenue, a 5 -digit figure, when added to next year's 5 -digit revenue, will sometimes result in a 6 digit total.
Reason (R): The sum will exceed 5 digits and become a 6 -digit number if the combined revenue is ₹1,00,000 or more.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select an option to see the answer, or skip this question.

Question 5 of 10

After 11:11, what is the very next palindromic time that will appear on a 12-hour clock, and how many minutes after 11:11 does it occur?

A 12:21 (70 minutes later) B 01:10 (119 minutes later) C 12:21 (130 minutes later) D 02:20 (189 minutes later)

Select an option to see the answer, or skip this question.

Question 6 of 10

When the Kaprekar process is carried out with 3-digit numbers, which number starts repeating?

A 123 B 321 C 495 D 617

Select an option to see the answer, or skip this question.

Question 7 of 10

Five children call out the sequence: `0, 1, 2, 1, 0`. Which of the following height arrangements (in cm) could correspond to this sequence?

A 150, 140, 130, 140, 150 B 130, 140, 150, 140, 130 C 120, 130, 140, 130, 120 D 150, 150, 130, 150, 150

Select an option to see the answer, or skip this question.

Question 8 of 10

In Game #1, starting at 0, players take turns adding either 1, 2, or 3 to the running total. The first person to say 21 wins. What is the fundamental requirement to guarantee a win in this game?

A Let the opponent go first. B Ensure you are the First Player to move. C Always add 3 on your turn. D Always match the opponent's number.

Select an option to see the answer, or skip this question.

Question 9 of 10

What is the largest 5-digit number whose digit sum is 14?

A 95,000 B 59,000 C 86,000 D 50,009

Select an option to see the answer, or skip this question.

Question 10 of 10

In the row 6828, 670, 9435, 3780, 3708, 7308, 8000, 5583, 52, which numbers are supercells?

A 670, 3780, 5583 B 6828, 9435, 8000 C 9435, 7308, 8000, 52 D 6828, 3708, 7308

Select an option to see the answer, or skip this question.

Class 6

Class 7

Class 8

Class 9

Class 10

Class 11

Class 12

Courses

Interesting

Popular

Class 6

Class 7

Class 8

Class 9

Class 10

Class 11

Class 12

Courses

Interesting

Popular

10 Question MCQ (including Assertion)