For the following questions answer them individually
A number of boys raised ₹12,544 for a famine fund, each boy has given as many rupees as there were boys. The number of boys was?
The value of X in the equation $$tan^2 \frac{\pi}{4}-Cos^2 \frac{\pi}{3}-X\ Sin\frac{\pi}{4}Cos\frac{\pi}{4}Tan\frac{\pi}{3}$$ is:
ABCD is a square. Draw a triangle QBC on side BC considering BC as base and draw a triangle PAC on AC as its base such that $$\triangle QBC\sim\triangle PAC$$, Then $$\frac{Area\ of\ \triangle QBC}{Area\ of\ \triangle PAC}$$ is equal to:
The current ages of Sonali and Monali are in the ratio 5 : 3 Five years from now, their ages will be in the ratio 10 : 7 Then, Monali’s current age is
The compound interest on ₹12000 for 9 months at 20% per annum, interest being compounded quarterly is:
Value of the expression: $$\frac{1+2\ Sin\ 60^\circ Cos\ 60^\circ}{Sin\ 60^\circ + Cos\ 60^\circ}+\frac{1-2\ Sin\ 60^\circ Cos\ 60^\circ}{Sin\ 60^\circ - Cos\ 60^\circ}$$
If $$\frac{Sin\theta + Cos\theta}{Sin\theta - Cos\theta}= 3$$ then the value of $$Sin^4\theta$$ is:
If $$Sin\ 2\theta=\frac{\sqrt{3}}{2}$$ then the value of $$Sin\ 3\theta$$ is equal to: $$(Take\ 0^\circ \leq \theta \leq 90^\circ)$$
The volume of the largest right circular cone that can be cut out of a cube of edge 7cm ? $$(Use \pi = \frac{22}{7})$$.
Two positive whole numbers are such that the sum of the first and twice the second number is 8 and their difference is 2. The numbers are:
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