The cost of an article is first decreased by 25% and then further decreased by 40%. Find the percentage change in the cost of the article.
If the cost of water bottle is decreased from Rs 15 to Rs 12 then the percentage decrease is:
The cost of an article is decreased by 15%. If the original cost is Rs. 80, find the decreased cost.
The cost of an article is decreased by 15%. If the original cost is ₹80, find the decreased cost