For the following questions answer them individually
A toy is formed by placing a solid circular cone on a solid hemisphere and the radius of the common base of the cone and the hemisphere is 15 cm. If the volume of the toy is 2850 $$\pi$$Â $$cm^{3}$$, then find the total surface area of that toy.
A shopkeeper wants to make a profit of 8% after giving a discount of 14%. At what approximate percentage above the cost price should he mark his goods?
The following table shows the total number of students in four different classes of a school, and the percentages of students participating in Music or Plays from each of these four different classes. NO student participates both in Music and in Plays.
What is the total number of students who do NOT participate in Music or Plays from classes X and VII, taken together?
The compound interest earned by Sunil on a certain sum at the end of two years at the rate of 16% p.a., when interest is compounded annually, was ₹864. What was the sum invested by Sunil?
Find the least possible number which when divided by 16, 24, and 28 leaves 13, 21 , and 25 as remainders, respectively.
The President of India can nominate maximum ______ members of the Anglo-Indian community to the House of the People, if in his option it is not adequately represented.