The average salary of all workers in a restaurant is Rs. 8000. The average salary of the 7 cooks is Rs. 12000 and the average salary of rest workers is Rs. 6000. How many workers are there working in that restaurant? - IQ786

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The average salary of all workers in a restaurant is Rs. 8000. The average salary of the 7 cooks is Rs. 12000 and the average salary of rest workers is Rs. 6000. How many workers are there working in that restaurant?

The average salary of all workers in a restaurant is Rs. 8000. The average salary of the 7 cooks is Rs. 12000 and the average salary of rest workers is Rs. 6000. How many workers are there working in that restaurant?

26

21

18

25

13

Explanation

Let the total number of workers be x. Then,

8000x = (12000 * 7) + 6000(x – 7)

=> $x = \frac{42000}{2000}$

$x = \frac{42000}{2000}$

$x = \frac{42000}{2000}$

Answer = 21

ND29-5-2023