umericals
1. Twenty one-rupee coins are arranged one above the other. The total height is 2 cm 8 mm.
What is the thickness of a single coin?
(Ans: 0.14 cm
Answers
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0
Answer:
Sorry
Explanation:
I dont no the answer
Answered by
3
Answer:
The thickness of a single coin = 0.14 cm or 1.4 mm
Explanation:
Given ,
Total number of coins = 20
Total height of all the 20 coins = 2cm 8mm
= 28mm or 2.8cm
The thickness of one coin = 2.8/20 cm or 28/20 mm
= 0.14 cm or 1.4 mm
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