The income of X is 20% more than that of Y, and the income of Y is 10% more than that of Z. If X's income is ₹ 26,400, find the income of Z.

The salary of Anup is 30% more than that of Barun. Find what percentage is the salary of Barun less than that of Anup?

If 30 % of 1520 + 40 % of 800 = x % of 5000, find the value of x.

If 40% of an amount is 250, what will be 60% of that amount?

A shopkeeper offers 10% discount on an item with marked price Rs 400. If he charges 10% GST, then the final price of the item is

A reduction of 21% in the price of rice enables a person to buy 10.5 kg more for Rs. 1,000. What is the reduced price of rice per kg?