Question

If 6 person work 8 hours per day and earn Rs
8400 per week, then 9 person earn how many
Rs in next week by working 6 hours per day ?
(b) Rs 16800
(a) Rs 8400
(C) Rs 9450
(d) Rs 16200​

Answer 1

Answer:

The money earn by 9 person is 9450 rupees .

Option C is right choice.

Step-by-step explanation:

Given -

6 person work 8 hours per day and earn Rs

. 8400 per week

9 person works 6 hours per day

To find -

The money earn by 9 person

Solution -

1 week contains 7 days

6 person work 8 hours per day and earn Rs. 8400 per week

Man works (hr) in a one week= $6 persons \times 8 hours \times7 days$

Man works (hr) in a one week $= 336$  man hours

rupees per one hour man power = $\frac{Per\: week\: cost}{man\:per\: hours}$

rupees per one hour man earn =  

9 person works 6 hours per day in a week

Man works (hr) in a one week= $9 \:persons \times 6\: hours \times7 \:days$

Man works (hr) in a one week= man hours

The money earn = rupees

∴ The money earn by 9 person is 9450 rupees .

Option C is right choice.