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Equal Surface Areas of a Sphere and Solid Hemisphere — Find R : r
The total surface area of a sphere S₁ of radius R and the total surface area of a solid hemisphere S₂ of…
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₹20 Share Paying 9% Dividend Gives 12% Return — Find Market Price
Asha buys ₹ 20 shares of a company which pays 9% dividend at such a price that she gets a return of…
Question
Line with y-Intercept 6 Parallel to the x-Axis
Find the equation of a line whose y-intercept is 6 and is parallel to x-axis. (a) y = 6 (b) x =…
Question
A and B opened a recurring deposit account in a bank which is paying simple interest at 9% per annum
A and B opened a recurring deposit account in a bank which is paying simple interest at 9% per annum. A deposited…
Question
Rakhi’s mobile number has the following integers
Rakhi’s mobile number has the following integers : 1, 6, 9, 8, 9, 1, 7, 8, 9 The mode of the above…
Question
The marked price of a refrigerator is ₹ 12,000 and GST paid by the customer is ₹ 2,160. The rate of GST is
The marked price of a refrigerator is ₹ 12,000 and GST paid by the customer is ₹ 2,160. The rate of GST…
Question
(x + 3), 1, (3x − 7) and −5 are in proportion. The value of x is
(x + 3), 1, (3x − 7) and −5 are in proportion. The value of x is : (a) −1 (b) 1…
Question
The given graph represents the monthly salaries, in rupees, of workers of a factory
The given graph represents the monthly salaries, in rupees, of workers of a factory. Using the graph, find: (a) the total number…
Question
In the given diagram, O is the centre of the circle. Chord SR produced meets the tangent XTP at P
In the given diagram, O is the centre of the circle. Chord SR produced meets the tangent XTP at P. (a) Prove…
Question
If 1701 Is the nth Term of the G.P. 7, 21, 63, … Find n and the Sum of n Terms
If 1701 is the nth term of the Geometric Progression 7, 21, 63, …, find: (a) the value of n. (b) hence,…