Multiple choice

Let the solution of the equation 3 x (- 6) = 9 is K. Now, if a man earns Rs. 520 in 26 days, how much will he earn in K days?

  1. Rs. 10

  2. Rs. 20

  3. Rs. 100

  4. Rs. 150

  5. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

 
3 x - 6 = 93 x = 15x = 5 = K. If a man earns Rs. 520 in 26 days, he will earn Rs. 20 in 1 day.  Therefore, he will earn Rs. (20 X 5) in K days = Rs. 100.

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