Exams

Select the word with the correct spelling.

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

(3, 5), (5, 7) ( ? ), (11, 13)

In 2017 Australian Open, Serena Williams defeated her sister Venus Williams to win the ______ Grand Slam Singles title of her career.

Consider the following statements in respect of two integers p and q (both > 1) which are relatively prime:

1) Both p and q may be prime numbers.

2) Both p and q may be composite numbers

3) one of p and q may be prime and the other composite.

Which of the above statements are correct?

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

Soil contains decayed remains of living organisms. This is called __________.

In a certain code language, "STATION" is written as "5313462" and "RED" is written as "789". How is "TRAIN" written in that code language?

Ravindra walks at 6 km/hr and Riya cycles at 11 km/hr towards each other. What was the distance between them when they started if they meet after 42 minutes?