For the following questions answer them individually
Which value among  $$\sqrt[4]{7}, \sqrt[3]{11}\ and\ \sqrt[12]{1257}\ $$is the largest ?
What is the value of $$\ \sqrt{1+\frac{1}{2^{2}}+\frac{1}{3^{2}}}+\sqrt{1+\frac{1}{3^{2}}+\frac{1}{4^{2}}}+\sqrt{1+\frac{1}{4^{2}}+\frac{1}{5^{2}}}\ $$?
Aman and Raman together complete a piece of work in 30 days, Raman and Manan can complete the same work in 36 days and Manan and Aman can complete the same work in 45 days. All of the three working together can complete the work in how many days?
Two pipes A and B can fill a tank in 20 hours and 24 hours respectively. If the two pipes opened at 5 in the morning, then at what time the pipe A should be closed to completely fill the tank exactly at 5 in the evening?
The marked price of a cycle is Rs 36800. If 24% discount is given, then what will be the selling price (in Rs) of the cycle?
An article having marked price Rs 1800 is sold for Rs 1476. What is the discount percentage?
The ratio of two numbers is 5 : 11. If both numbers are increased by 10, the ratio becomes 7 : 13. What is the sum of the two numbers?