Question

I can complete a book in 30 days the part of the book that I can complete in 20 days is​

Answer 1

Answer:

Whole book is completed in 30 days

part of book completed in 1 day = 1/30

therefore part completed in 20 days

=1/30×20

=2/3 part.

Therefore 2/3 part of book is completed in 20 days.

Answer 2

Concept introduction:

The unitary method's technique is to get the value of a single unit and then multiply that value by the number of units to achieve the required value.

Given:

Here it is given that reader can complete a book in $30$ days.

To find:

We have to find that the part of the book that reader can complete in $20$days.

Solution:

According to the question,

part of book completed in $1$ day =$1/30$

therefore part completed in $20$ days

$=1/30*20$

$=2/3$ part.

Therefore $2/3$ part of book is completed in $20$ days. Whole book is completed in $30$ days.

Final answer:

Hence the final answer of the question is-> $2/3$ part.

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