Questions

What is the number of groups and periods in the modern periodic table?

A radio-active substance has a half life of six months. Three-fourth of the substance will decay in ______.

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

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Leave no stone unturned

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'.

As it was his first date,(A)/he dressed(B)/himself in best suit.(C)/No error(D)

In the following question the 1st and the last part of the sentence/passage are numbered 1 and 6. The rest of the sentence/ passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentence/passage and find out which of the four combinations is correct.

1. There was a large gathering at the party.
P. I, too wore a brand new gold jacket.
Q. My black leather shoes were shining.
R. It matched well with my new pair of faded stone washed pants.
S. Everybody had put-on new colourful clothes.
6. They had been polished.

What is the simplified value of [(sec3x – tan3x)/(sec x – tan x)] – 2 tan2x – sec x tan x?

Gir forest is located in ______.