Question

Study the following five numbers and answer the question given below. 
517  325  639  841  792

What will be the first digit of the second-highest number after the positions of only the second and the third digits within each number are interchanged?

विकल्प

• 2

• 7

• 8

• 9

Answer 1

7
Explanation:
According to the question, after interchanging the position of the second and third digits, new numbers are
571 352 693 814 729
So, second-highest number = 729
Hence, the first digit of the second-highest number is 7.