Elements having same atomic numbers but different mass number are called ______.
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Which one of the following statements would be INCORRECT to use?
Arrange the given words in the sequence in which they occur in the dictionary.
i. Worrisomeii. Wonderfuliii. Worthlessiv. Wrong
Which among the following statements are TRUE regarding synthetic fibre?
I. They melt after catching fire.
II. They are more durable.
III. They are prepared by a number of processes using petrochemicals.
Which of the following books is NOT of Surdas?
Select the related word/letters/numbers from the given alternatives:
121 : 12 :: 25 : ?
7 is to 34 as 5 is to
We can get this by any of two explanations.
Answer 1: 41
7 = 3 + 4 = 34
Similarly, 5 = 4 + 1 = 41
Answer 2 : 41
7 - 3 = 4 => 34
Similarly, 5 - 4 = 1 => 41
The area of a square is 30.25 cm². Find its perimeter (in cm).