Question : The pie chart given below shows the production of 6 different factories. The total production of all these 6 factories is 12000. The production of a particular factory is shown as a percent of the total production of all these 6 factories.
J1 = The value of average production of P and R.
J2 = The value of average production of Q and T.
What is the value of (J1 – J2)?
Option 1: 360
Option 2: 420
Option 3: 340
Option 4: 400
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Correct Answer: 420
Solution :
J1 = ($\frac{(30 + 12)}{2}$)% × 12000 = 2520
J2 = ($\frac{(20 + 15)}{2}$)% × 12000 = 2100
Now, J1 - J2 = 2520 - 2100 = 420
∴ The value of (J1 – J2) is 420.
Hence, the correct answer is 420.
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