49498683837. To work these questions out, use column addition, it is a quick and simple way to add large numbers.
The answer is 2.09 I hope this helped you
Answer:
The answer is 10.5 in decimal form
Step-by-step explanation:

- Cost of one dozen of note books ( 12 note books ) = Rs 252


Finding the cost of 1 note book :
⟼ 
Finding the cost of 10 note books :
⟼ 

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