If 6 persons working 8 hours a day earn Rs 8400 per week, then how muc

1.	If 6 persons working 8 hours a day earn Rs 8400 per week, then how much will 9 persons working 6 hours a day each per week?
Answer» 6 persons working 8 hours a day earn Rs 8400 in a week 6 persons working 1 hour a day earn Rs \(\frac{8400}{8}\) in a week. \(\therefore\) 1 person working 1 hour a day earns Rs \(\frac{8400}{6\times8}\) in a week. (less persons, less days, less earnings) 1 person working 6 hours a day earns Rs \(\frac{8400\times9\times6}{6\times8}\) in a week. (more persons, more hours, more earning) = Rs 9450.

If 6 persons working 8 hours a day earn Rs 8400 per week, then how much will 9 persons working 6 hours a day each per week?

Answer»

6 persons working 8 hours a day earn Rs 8400 in a week

6 persons working 1 hour a day earn Rs \(\frac{8400}{8}\) in a week.

\(\therefore\) 1 person working 1 hour a day earns Rs \(\frac{8400}{6\times8}\) in a week. (less persons, less days, less earnings)

1 person working 6 hours a day earns Rs \(\frac{8400\times9\times6}{6\times8}\) in a week. (more persons, more hours, more earning)

= Rs 9450.