Questions

The pH of a solutiion is 3. When its pH changes to 6, then H+ ion concentration

If demand curve for trekking boots is D = 67500 - 18P and supply curve is S = 22500 + 12P, find the equilibrium Price?

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

An old friend, may I give you an advice?

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

In the following question, a sentence / a part of sentence is underlined. Below are given alternatives to the underlined part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose "No Improvement" option.

No one was there on the platform after the train had left.

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.

No one answered my call for help.

In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error and click the button corresponding to it. If the sentence is free from error, click the "No error" option.

The mother(A)/yearns for(B)/her only child(C)/No Error(D)

In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error and click the button corresponding to it. If the sentence is free from error, click the "No error" option.

My friend's actual job (A) / involves a lot (B) / of administration. (C) / No Error (D)