For the following questions answer them individually
If one angle of a triangle is equal to half the sum of the other two equal angles, then the triangle is
If $$sin^2\theta-cos^2\theta=\frac{1}{4}$$, then the value of $$sin^4\theta-cos^4\theta$$ is
The least number, which when divided by 5, 6, 7 and 8 leaves a remainder 3 in each case, but when divided by 9 leaves no remainder, is:
A cricketer, whose bowling average was 12.4 runs/wicket takes 5 wickets for 22 runs in a match, thereby decreases his average by 0.4. The number of wickets, taken by him before this match was:
Sum of the factors of $$4b^2c^2 - (b^2 + c^2 - a^2)^2$$ is
If $$[\frac{1}{2}(a-b)]^2+ab=p(a+b)^2$$, then the value of p is
The sum of two angles of a triangle is 116° and their difference is 24°. The measure of smallest angle of the triangle is
In a Δ ABC, DE || BC. D and E lie on AB and AC respectively. If AB = 7 cm and BD = 3cm, then find BC:DE
The value of $$\frac{sin^263^\circ+sin^227^\circ}{cos^217^\circ+cos^273^\circ}$$ is
The difference between the compound interest and the simple interest on Rs. 6250 at 8% per annum in 2 years is
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