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Q1 · Arithmetic · EASY
A shopkeeper marks his goods 40% above the cost price and allows a discount of 25% on the marked price. Find his gain or loss percent.
Q2 · Arithmetic · MEDIUM
A sum of money amounts to Rs. 13,824 in 2 years at 8% per annum compound interest, compounded annually. What is the principal amount?
Q3 · Arithmetic · EASY
A train 150 meters long is running at a speed of 54 km/hr. How much time will it take to cross a platform 250 meters long?
Q4 · Arithmetic · MEDIUM
A can complete a work in 12 days and B can complete the same work in 18 days. They work together for 4 days, and then A leaves. In how many more days will B finish the remaining work?
Q5 · Arithmetic · HARD
In a mixture of 80 liters, the ratio of milk to water is 7:3. How many liters of water should be added to make the ratio 1:1?