Question

what will be the thickness of 12 book stacked on top of each other if the thickness of each book is 32/4 cm.
b) find the reciprocal of 2/5×5hole 1 upon 5​

Answer 1

Answer:

Total number of books in the stack=5

thickness =20mm

Total thickness of the book =20×5=100

Total number of paper =5

thickness of the paper =0.016mm

Total thickness of the paper =5×0.016=0.080

Total thickness of the stack =100+0.080=100.080=1.0008×10

2 mm

Step-by-step explanation:

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