In a certain code language, "OPTIMIST" is written as "LKRNRGHG". How is "PESSIMIST" written in that code language?

Who was the first female emperor of India?

In a certain code language, "WILDHORN" is written as "1133" and "RAPTURE" is written as "1089". How is "PORTLOUIS" written in that code language?

Which country has launched the longest bullet train line covering a distance of 2252 kilometers in January, 2017?

In a class of 100 students, the average weight is 30 kg. If the average weight of the girls is 24 kg and that of the boys is 32 kg, then what is the number of girls in the class?

Priya’s age was cube of an integral number (different from 1) four years ago and square of an integral number after four years. How long should she wait so that her age becomes square of a number in the previous year and cube of a number in the next year?

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

ABC, DEF, HIJ, MNO, STU, ?

The compound interest earned in two years at 8% per annum is Rs 4160. What is the sum (in Rs) invested?