Exams

Rs. x invested at 9% simple interest per annum for 5 years yields the same interest as that on Rs. y invested at 6.25% simple interest per annum for 8 years. Find x:y.

Find the LCM of 12, 16, 20 and 24.

The difference between the ages of two sisters is 4 years when father's age is 54. Father is elder by 2 years to mother . Younger sister's age is half of mother's age. Find the age of elder sister.

To hear a distinct echo the time interval between the original sound and the reflected sound must be at least

Name the noble gas which is placed in the third period and eighth group of the Modern Periodic table.

The pitch of a sound depends on its ____.

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'.

Today people is ignorant (A)/ of the things that (B)/ are happening around them. (C)/ No Error (D)

In the following passage some of the words have been left out. Read the passage carefully and choose the correct answer for the given blank out of the four alternatives.

We are ____ in a time of great and _____changes. The most obvious _____of the modern world is the _____development of science and technology. This has given man a deeper _____of nature.

the modern world is the______ development of science and technology.