For the following questions answer them individually
To have a surface area of $$9 \pi$$ square units of a ball, what should be the diameter (in units) of the ball?
The area of the sector of a circle (in $$cm^2$$) of radius 7 cm and central angle $$60^{\circ}$$ is:
(Take $$\pi = \frac{22}{7}$$)
If $$2 \cot x = 5$$, then what is $$\frac{2 \cos x - \sin x}{2 \cos + \sin x}$$ equal to?
If in $$\triangle ABC$$ and $$\triangle DEF$$, $$\frac{AB}{DE}, \frac{BC}{FD}$$, then they will be similar when:
Select the option that can be used as a one-word substitute for the given group of words.
Government governed by wealth
Select the most appropriate ANTONYM of the underlined word.
Theirs is a clandestine affair.
Select the most appropriate ANTONYM for the underlined word in the following sentence.
That is a picture worth seeing but this is an absurd piece of art.
Select the option that expresses the given sentence in active voice.
Most of Earth's surface is covered by water.
The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
Pritha will been cooking / the meal of your choice / before you / reach home.