Think about their size and their weight.
6 x 3kg
Balance is used to measure weight of water melon. Rest are used to measure lengths.
Postal charges for 50 grams = Rs 5.00
For additional 50 grams = Rs 3.00
₹7.50 = (₹1.50 x 5) single post cards
₹22.50 = (₹4.50 x 5) printed post cards
Pan which will have heavy object will go down.
observe the objects carefully and match with best estimate.
Cost of 1 inland letter = ₹5.50
Then, cost of 9 inland letters = ₹5.50 x 9
Total weigh of pan A,3 x 375 = 1,125 gm
The pan with a heavier weight will go down.
Both the panels will be balanced if they carry equal weight.
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