4 × 1 - 1 = 3 3 × 2 - 2 = 4 4× 3 – 3 = 9 9 × 4 – 4 = 32
Aman' and 'Bhuvan' can complete a certain task in 24 days and 40 days, respectively. Both started working together, but 'Bhuvan' ...
Quantity I: A student multiplied a number by 3/5 instead of 5/3 . What is the % error in the calculation?
Quantity II: The population of a town i...
What is the population of village A in 2021?
Quantity I: Population of village A in 2020 was 56,000 and it increased by 20% in 2021 over 2020.
The cost price (CP) of an article is Rs. 700, and it is marked at a price that is 'p%' above the CP. The article is sold after of...
Quantity I: A bag contains 5 identical gold coins, and the number of ways in which 'p' coins can be drawn from the bag is 10. D...
Quantity I : The rate at which the train must run to reduce the time to 30 minutes. A train takes 40 minutes for a journey if it runs at 72 km/hr.
...Quantity 1: If a student scores 25% marks then he is failed by 210 marks. But if he score 55% marks than he is passed with 240 marks. Find the passing...
A sum of Rs.12000 was lent partly at 5% and partly at 3% simple interest. The total annual interest be Rs.450.
Quantity I. Part lent at 5% SI.
How many litres of liquid A was contained by the Can initially?
Quantity I. A Can contains a mixture of two liquids A and B in the ratio 7: 5. W...
After a discount of Rs.63, item 'chips' is sold for 40% more than its cost, yielding a 22% profit. After a 10% discount, item "cold drinks," which has a...
