Question

if 7kg onion cost rs 140 rupees, how much must we pay for 12kg onions?​

Answer 1

Step-by-step explanation:

Using simple maths

7kg = 140 rs

1 kg = 140/7 = 20 rs

for 12 kg

1× 12 kg = 20 × 12 rs

12 kg = 240 rs

Answer 2

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If 7 Onions = Rs140

1kg onion costs = Rs 140 /7

i.e Rs20

So 12kg will cost

12 x 20

= Rs240