Advertisement Remove all ads

What is the value of x so that the seven-digit number 8439 x 53 is divisible by 99? - Mathematics and Statistics

Advertisement Remove all ads
Advertisement Remove all ads
MCQ

What is the value of x so that the seven-digit number 8439 × 53 is divisible by 99?

Options

  • 9

  • 4

  • 3

  • 6

Advertisement Remove all ads

Solution

4

Explanation:

8439 × 53 is divisible by 99

i.e. given number is divisible by 11

∴ (3 + x + 3 + 8) – (5 + 9 + 4) = 0

∴ x = 4

Concept: Inverse Trigonometric Functions - Inverse Trigonometric Functions - Principal Value Branch
  Is there an error in this question or solution?
Advertisement Remove all ads
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×