84% of a number is 105. The number is :

An echo is returned in 3 s. What is the distance of the reflecting surface from the source, considering the speed of sound as 342 ms-1?

Consider the given argument and decide which of the given assumptions is (are) implicit.

Argument :

The year 2020 is a leap year.

Assumptions :

1. February will have 29 days in 2020.

2. The year 2017 is not a leap year.

In the following series, one letter is missing as shown by the question mark(?). Select the missing letter from the given options.

I, L, O, R, ?

The given Problem Figure is embedded in one of the Answer Figures. Which is that Answer Figure?

Which among the following is different?

Super Tackle, Raider, Bowler, Defender

Fill in the blank with the most appropriate option.

Ethanol is denatured to ___.

One of the earliest explorers who visited India was Megasthenes. Which country did he hail from?