Question

Rani has Rs. 800 in the denominations of 10Rs and 20Rs . If the total number of notes is 50, find the number of notes of each type.

Friends i know the answer but not explanation and step by step the answer is 20 , 30​

Answer 1

Answer:

Total number of notes = 50. So, there are 20 notes of Rs 10 and 30 notes of Rs 20