Question

 A book's cost price is $45. If 10% GST is to be added, what is the new cost price? ​

Answer 1

Answer:

if 10% GST is added to it then the price of the book is 45+4.5 = $49.5

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Answer 2

Answer:

10% of 45 = 4.5

So 45$+4.5$ = 49.5$ is the New cost price