Exams

Carnotite is an ore/mineral of _____.

What is the value of cos (90 – B) sin (C – A) + sin (90 + A) cos (B + C) – sin (90 – C) cos (A + B)?

The pie chart shows the breakup of expenditure of a manufacturing company for the year 2017. Study the diagram and answer the following questions.

The measure of the central angle of the sector representing Taxes is ________ degrees.

In the given figure, ABCD is a square of side 14 cm. E and F are mid points of sides AB and DC respectively. EPF is a semicircle whose diameter is EF. LMNO is a square . What is the area (in sq.cm) of the shaded region?

If 2x+ 4(x - 3) < -2 - x < 2x - 1, then find the value of x.

In the following question, a sentence has been given in Active/Passive voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive/Active voice.

The painters are painting my house.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

A political leader who seeks support by appealing to popular desires and prejudices rather than by using rational argument.

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