Question

the cost of 1 notebook is rs 3/2 .find the cost 20 notebooks​

Answer 1

Answer:

Answer is here

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Step-by-step explanation:

Cost of 1 note book

$= rs. \frac{3}{2}$

Cost of 20 note books

$= \frac{3}{2 } \times 20 \\ \\ = \frac{60}{2} = 30$

Answer = RS. 30

Answer 2

Answer:

rs30

Step-by-step explanation:

cost of 1 notebook =Rs 3/2= Rs 1.5

cost of 20 notebooks = 20x 1.5= 30

therefore, cost of 20 notebooks is Rs 30