Question

if 6kg potatoes cost 120rupees, how much must we pay for 12kg potatoes?​

Answer 1

Answer:

Rs240

Step-by-step explanation:

If 6 kg is of = Rs120

Then , cost of 1kg potatoes = 120/6= Rs20

Cost of 12kg Potatoes = 12* cost of one kg potatoes      

                                     = 12*20

                                     =  Rs 240

So, we pay rs240 for 12kg potatoes

Answer 2

Answer:

240 rupees

Step-by-step explanation:

You can solve this question in 2 ways. By direct proportion and by unitary method.

Direct Proportion

They are in direct proportion

X1/y1=X2/y2

6/120 = 12/y2

(12*120)/6=240 rupees

Unitary method

6kg=120 rupees

So, 12kg=120*2=240 rupees

HOPE IT HELPS!!

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