One of the most important and exam oriented question from Chapter name- Arithmetic Progression
Chapter number- 9
Exercise :- 9.6
This type of question has been asked in previous years exams.
In this question we have been given that a man is employed to count Rs 10710.
He counts at the rate of Rs 180 per minute for half an hour.
After this, he counts at the rate of Rs 3 less every minute than the preceding minute.
Now we have to find the time taken by him to count the entire amount.
CBSE DHANPAT RAI publication
CBSE Mathematics Class 10th