For the following questions answer them individually
The average weight of 24 boys is 7 kg more than the average weight of 28 girls. If the total weight of 24 boys is 1080 kg, then the total weight of 28 girls is:
If $$2 of 8 \div 3 3\frac{4}{5} \div x - 4\frac{7}{9} = 6\frac{8}{9}$$, what is the value of $$x$$?
The height of a right circular cylinder is 14 cm and its curved surface is 264 $$cm^{2}$$. Its volume is:
An article is marked at ₹700. !fit is sold at a discount of 35%, then the selling price becomes $$\frac{5}{3}$$ times of its cost price. What is its cost price (in ₹)?
The value of $$\frac{3}{5} \div 4\frac{4}{5} of \frac{5}{16} + \frac{2}{3} \div \frac{8}{15} \times 1\frac{1}{5} - \frac{1}{4} \times \frac{3}{4} \div 1\frac{1}{4} of \frac{2}{5}$$ is:
Ravi borrowed ₹1,800 at 6% per annum and ₹2,800 at 7% per annum simple interest for the same duration and paid ₹2,736 in all as interest. His friend Shiv borrowed ₹2,500 at 8% per annum simple interest for the same duration. How much (in ₹) Shiv had to pay to clear off the loan?
32 workers working for 9 hours a day can finish a work in 14 days. If each worker works for 8 hours per day, how many workers are required to finish the same work in 18 days?
35 litres of a mixture contain milk and water in the ratio 3 : 2. If 4 litres of this mixture be replaced by 4 litres of milk, then find the ratio of milk to the water in the new mixture.
What will be the least number of marbles with Seema, if she can arrange them in rows of 6, 10, 12 and 15 marbles each, and the number is also a perfect square?