For the following questions answer them individually
In $$\triangle ABC, \angle A = 50^\circ$$ . In sides $$AB$$ and $$AC$$ are produced to the point $$D$$ and $$E$$. If the bisectors of $$\angle CBD$$ and $$\angle BCE$$Â meet at the point $$O$$, then $$\angle BOC$$ is equal to:
The successive discounts of 20%. 10 % and 15 % is equivalent to a single discount of:
What is the sum of the mean proportional between 10.8 and 4.8 and the third proportional of 2 and 4?
The square root of which of the following is a rational number?
If $$x + \frac{1}{x} = 5$$, then $$x^3 + \frac{1}{x^3}$$ is equal to:
In the given histogram, what percentage of students have height in the interval of 105 - 110?
The sides of a triangle are 10 cm, 24 cm and 26 cm. At each of its vertices, circles of radius 3.5 cm are drawn. What is the area of the triangle excluding the portion covered by the sectors of the circles?($$\pi = \frac{22}{7}$$)
In the given bar graph, what is the ratio of the total boys and girls in all 5 colleges?
If $$a^3 — b^3 = 208$$ and $$a - b = 4$$, then $$(a + b)^2 — ab$$ is equal to:
$$\frac{675\times675\times675+325\times325\times325}{67.5\times67.5+32.5\times32.5-67.5\times32.5}$$ is equal to: