Question

Uma bought 8 books for a total of Rs 120. how much would she pay for just 5 books
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Answer 1

Answer:

first we have to find the price of 1 book the multiply the amount by 5books

Step-by-step explanation:

Uma bought 8books for 120

therefore for 1 book = 8÷120

=15

the price of 1 book is 15₹

therefore the price of 5 books is

=5 x 15

=75₹

Answer 2

Uma have to pay ₹75 for 5 books.

Given:

• Uma bought 8 books for a total of Rs 120.

To find:

• How much would she pay for just 5 books.

Solution:

Concept to be used:

• Apply unitary method.

Step 1:

Find the cost of one book.

ATQ,

Cost of 8 books= ₹ 120

Cost of one book $= \frac{120}{8}$

$= 15$

The cost of one book is ₹15.

Step 2:

Find the cost of 5 books.

The cost of 5 books =$15 \times 5$

$= 75$

Thus,

The cost of 5 books are ₹75.

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