CBSE Class 6 Mathematics Number Play MCQs Set I

Question. Which of the following number is a multiple of 6?
(a) 24
(b) 32
(c) 45
(d) 53

Answer: A

Question. For 3-digit numbers, the repeating magic number is.
(a) 6174
(b) 495
(c) 121
(d) 999

Answer: B

Question. In Kaprekar’s process, what do you do after finding the difference between the largest and smallest numbers formed by a 4-digit number's digits?
(a) Add the numbers
(b) Multiply the numbers
(c) Subtract the numbers again
(d) Repeat the process with the result

Answer: D

Question. If we take 2-digit number and add to its reverse, we might get a.
(a) Small number
(b) Zero
(c) Palindrome
(d) Negative number

Answer: C

Question. Which is the sum of smallest and largest 5-digit palindromes?
(a) 199998
(b) 110011
(c) 200002
(d) 109901

Answer: A

Question. 5-digit number plus 5-digit number always gives 5-digit sum?
(a) Always true
(b) Only sometimes true
(c) Never true
(d) False

Answer: B

Question. What is the next number in the sequence 2, 4, 8,16, …….. ?
(a) 18
(b) 32
(c) 24
(d) 34

Answer: B

Question. When we need rough count, it is called.
(a) Multiplication
(b) Estimation
(c) Exact counting
(d) Adding

Answer: B

Question. The Collatz sequence starting at 12 reaches the number 1 after how many steps?
(a) 5
(b) 9
(c) 10
(d) 7

Answer: B

Question. Smallest number in a table can never be a.
(a) Number
(b) Supercell
(c) Digit
(d) Big cell

Answer: B

Question. Which is not possible: 5-digit + 5-digit = 6-digit, 5-digit – 5-digit = 3-digit, 5-digit + 3-digit = 6-digit, or 5-digit – 2-digit = 5-digit?
(a) All are possible
(b) Only 5-digit – 5-digit = 3-digit is not
(c) 5-digit – 2-digit = 5-digit is not
(d) None are valid

Answer: C

Question. The constant 6174 is named after.
(a) Ramanujan
(b) Kaprekar
(c) Newton
(d) Aryabhata

Answer: B

Question. Which of the following is a palindromic number?
(a) 848
(b) 123
(c) 401
(d) 236

Answer: A

Question. Number 1111 is a palindrome because it reads same from left to right and.
(a) Top to bottom
(b) Right to left
(c) Middle
(d) Side

Answer: B

Question. What is the estimated difference of 812 – 493?
(a) 200
(b) 250
(c) 300
(d) 350

Answer: C

Question. In Collatz rule, if number is odd we multiply by 3 and.
(a) Subtract 1
(b) Add 1
(c) Divide by 2
(d) Add 5

Answer: B

Question. In a supercell table, which of the following must be true about a supercell?
(a) It must be the smallest number
(b) It is greater than its adjacent cells
(c) It is equal to its neighbors
(d) It is a repeated number

Answer: B

Question. On a number line, 2180 comes after.
(a) 3000
(b) 2000
(c) 4000
(d) 5000

Answer: B

Question. Which of the following clock timing forms a palindrome?
(a) 10:01
(b) 11:21
(c) 12:51
(d) 10:22

Answer: A

Question. Distance between Gandhinagar and Kohima is about.
(a) 1000 km
(b) 2500 km
(c) 5000 km
(d) 100 km

Answer: B