Questions

Who discovered electricity and invented the lightning rod and bifocals?

In what ratio tea at Rs 240/kg should be mixed with tea at Rs 280/kg so that on selling the mixture at Rs 324/kg there is a profit of 20%?

World War 2 was fought between two groups, the Allies and the Axis Powers? Which country did not belong to the Axis Powers?

In each of the questions, four alternatives are given for the Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phrase and click the button corresponding to it.

To play fast and loose

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

Mariam was writing a note to her boss.

In the following question, out of the four alternatives, select the word similar in meaning to the word given.

To Confront

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.
Now the first and most
X-strata of marine origin occur above the
Y-simple appearance is where
Z-level of the sea in horizontal position

Read the sentence to find out whether there is any error in it. The error, if any, will be in one part of the sentence. The number corresponding to that part will be your answer. If the given sentence is correct as it is, mark the answer as No error. Ignore the errors of punctuation if any.

The teacher instructed the students (A) to have a thoroughly reading (B) of each chapter (C) mentioned in the syllabus. (D)A.