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Question
Weight of 8 identical articles is 4.8 kg. What is the weight of 11 such articles?
Solution
Step 1: Set up the known quantities
8 articles weigh 4.8 kg.
Using the arrow method:
8 articles ⇒ 4.8 kg
To find the weight of 1 article, divide by 8
1 article `=> 4.8/8 = 0.6 kg`
Now scale it up for 11 articles
1 article ⇒ 0.6 kg
11 articles ⇒ 11 × 0.6 = 6.6 kg.
The weight of 11 articles is
= 6.6 kg
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