Question

The number of dots in a row of rangoli is 10. riya coloured r rows of the rangoli. her friend shakshi coloured 5 dots less than riya. find the dots coloured by shakshi

Answer 1

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Total number of dots in a row=10

Riya coloured = r rows

Riya coloured=r×10=10r dots

Sakshi coloured=(10r-5) dots

Answer 2

Here is your answer....