For the following questions answer them individually
22 boys, working together, can complete a work in 10 days. whereas 25 boys and 12 girls take 8 days to complete the same work In how many days can only 6 girls, working together, complete the same work?
Select the number that will come in place of the question mark (?) in the following mathematical statement.
$$(9^{2} \times 27 + 3^{3} \times 7 + ?)^{\frac{1}{2}} = 59$$
Three numbers are in the ratio of 1 : 2 : 3. The product of the three numbers is 1296. What is the sum of the three numbers?
The average of a certain set of 'b' numbers is 'a', and the average of a certain set of 'a' numbers is 'b'. What is the average of all the numbers taken together?
The area of a square is 1296 $$cm^{2}$$ and the radius of a circle is $$\frac{7}{6}$$ of the length of a side of the square. What is the ratio of the perimeter of the square and the circumference of the circle? [Use $$\pi = \frac{22}{7}$$]
As per Sample Registration System’s 2018 report, what percentage of India’s population comes under working age?
