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What is a suitable method to estimate the total... - JSS1 Mathematics Estimation Question

What is a suitable method to estimate the total weight of books in a library?

A

Count the number of books and multiply by the weight of one book

B

Weigh one book and multiply by the number of shelves

C

Weigh one shelf and multiply by the number of books

D

Weigh a stack of books and multiply by the number of similar stacks

correct option: d
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