Numericals
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?
shagunsneh1236:
ans is 0.14 cm but I want the process
Answers
Answered by
1
Answer:
0.14 cm
Explanation:
- 21/2cm8mm
2 but the numbers be in same quantity
Answered by
2
Answer:
0.14 cm ,1.4 mm
Explanation:
Thickness of 20 coins
= 2 cm 8 mm
= { [2 × 10] +8 }mm
= { 2+8 }
= 28 mm
∴ Thickness of 1 coin = 28/20
= 0.14 cm, 1.4 mm
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