For the following questions answer them individually
The volume of a right circular cone is 2464 $$cm^3$$ If the radius of its base is 14 cm, then its curved surface area (in $$cm^2$$ ) is: (Take $$\pi=\frac{22}{7}$$)
The diagonal of a rectangle field is 15 m and its area is 108 $$m^2$$ . What is the cost of fencing the field at ₹50.50 per m?
If x is subtracted from each other of 17, 14, 22 and 18 then these numbers are in proportion, in this order. What is the mean proportion between 9x and 5x?
The average of 15 numbers is 56. The average of first 8 numbers is 54.4 and that of last 8 numbers is 56.6. If $$8^{th}$$ number is excluded then what is the average of the remaining numbers? (correct to one decimal place)
The value of:
$$\frac{3}{8} of \frac{4}{5} \div 1\frac{1}{5} + \frac{3}{7} of \frac{7}{12} \div \frac{1}{40} of \frac{2}{5} - 3\frac{2}{3} \div \frac{11}{30} of \frac{2}{3}$$
Two trains start at the same time, P from A to B and Q from B to A.If they arrive at B and A,respectively, $$2\frac{1}{2}$$ hours and 10 hours after they passed each other, and the speed of P is 90 km/hr, then the speed of Q in kin/hr is?
What is the average of the mean, median and range of the data:
34, 41, 6, 13, 27, 20, 48, and 55 ?
Working together A, B and C can complete a piece of work in 24 days. After working together for 4 days. C left the work. A and B completed the remaining work in 30 days. The number of days taken by C alone to complete the same work is:
A sum of ₹ x is divided among A, B and C such that the ratio of shares of A and B is 3 : 4 and that of B and C is 5: 6. If C receives ₹1440 more than what A receives, then the value of x is?
Let x be the least number which when divided by 10, 12, 14 and 16 leaves the remainders 2, 4, 6 and 8, respectively, but x is divisible by 17. When x is divided by 52, the quotient is:
