Exams

What is the value of [sin (y – z) + sin (y + z) + 2 sin y]/[sin (x – z) + sin (x + z) + 2 sin x]?

If (cosecA -­ 1)/(cosecA + 1) = x, then the value of x is

If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

Mohan wishes (A)/ he will be (B)/ richer. (C)/ No Error (D)

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select ‘No Error’.

Rapid developments in modern medicine has (1)/ conquered many diseases and consequently (2)/ the death rate has decreased. (3)/ No error (4)

Spiders belong to which class of animals?

_______ is the study of the physical form and external structure of plants.

The average revenues of 7 consecutive years of a company is Rs 71 lakhs. If the average of first 4 years is Rs 66 lakhs and that of last 4 years is Rs 78 lakhs. What is the revenue for the fourth year.