Question
In a stck there are 5 books each of thickness 20mm and 5 paper sheets of thickness 0.016mm. What is the total thickness of the stack? (1mm = 0.001m) [3 MARKS]
Answer:
:
Steps: 1 Mark
Application: 1 Mark
Answer: 1Mark
Thickness of each book =20mm
Hence, thickness of 5 books =5×20=100mm
Thickness of each paper sheet =0.016mm
Hence, thickness of 5 paper sheets =5×0.016=0.080mm
Total thickness of the stack
= Thickness of 5 books + Thickness of 5 paper sheets
=(100+0.080)mm
=100.08mm
=1.0008×102mm
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:
Steps: 1 Mark
Application: 1 Mark
Answer: 1Mark
Thickness of each book =20mm
Hence, thickness of 5 books =5×20=100mm
Thickness of each paper sheet =0.016mm
Hence, thickness of 5 paper sheets =5×0.016=0.080mm
Total thickness of the stack
= Thickness of 5 books + Thickness of 5 paper sheets
=(100+0.080)mm
=100.08mm
=1.0008×102mm
Was this answer helpful ?
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