Missing Number (SSC CPO 2020 Tier -1)

Total Questions: 24

21. Find the missing number? [SSC CPO 25/11/2020 (Evening)]

Correct Answer: (c) 7
Solution:Logic: The product of the first and third numbers in each column is equal to the second and fourth numbers. So, 14 × 14 = 28 × ?  = ? = 7

22. Find the missing number? [SSC CPO 25/11/2020 (Evening)]

Correct Answer: (d) 5
Solution:Logic: In each column, the product of first and third number is equal to the second and fourth number. 9 × 10 = 90; 5 × 18 = 90

23. Find the missing number? [SSC CPO 25/11/2020 (Evening)]

Correct Answer: (c) 51
Solution:In each column: a, b, c, ab - c = d

8 × 7 - 5 = 51

24. Find the missing number? [SSC CPO 25/11/2020 (Evening)]

Correct Answer: (c) 34
Solution:Logic is first number ± √ second number = third number 42 ± √64 = 50, 34,

50 is not an option so 34 is the answer.