Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select No Improvement. 

Applications are invite to eligible candidates for the post of Vice Principal in a reputed school. 

Direction (Q.131 to 140): In the following passage there are blanks, each of which has been numbered. These numbers are printed below the passage, against each, five words are suggested, one of which fits the blank appropriately. Find out the appropriate word in each case.

Once upon a time a foolish brahmin (131) to Birbal with a strange request. He wanted to be (132) as ' pandit’. Now, the term pandit ' (133) to a man of knowledge. But unfortunately, this poor brahmin was uneducated. Birbal tried to explain the difference to him saying that it was not correct to call an uneducated man a pandit and because of this very reason it would be improper to call him so . But, the silly brahmin had his heart (134) on this title. Birbal came up with a brilliant solution and said that as the brahmin was an uneducated man he should (135) abuses and stones at anyone who dared to address him by the very same title. Then Birbal called all his servants and ordered them to call this brahmin pandit. The brahmin was very pleased. But the moment the servants started calling out to him as ' pandit ' he pretended to be very angry and (136) abusing them loudly. Then he picked up a few stones and hurled them in their direction. All this shouting and screaming (137) a crowd. When people realised that this brahmin was erupting every time someone called him pandit’, they all started to (138 ) him. Over the next couple of days, he would constantly hear the word ' pandit ' wherever he went very soon the whole town started referring to him as ' pandit ' much to his (139). The foolish brahmin never realised why people were calling him a pandit. He was extremely pleased with the result. He (140) Birbal from the bottom of his heart.

Fill in the blank (140).

Some equations are solved on the basis of certain system. Find the correct answer for the unsolved equation on that basis.
5 × 4 × 3 = 70,
6 × 5 × 4 = 140
7 × 6 × 5 = ?