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Volume of cylinder = 196π ⇒ πr2h = 196π ⇒ r2h = 196 units ⇒ 49x2*4x = 196 units ⇒ x3 = 1 ⇒ x = 1 Radius = 7 units & height = 4 units. Curved surface area = 2πrh Curved surface area = 56π unit ²
If first and third letters of each word are interchanged within the word, then how many words will form a meaningful word after the rearrangement?
What kind of programming language is Java?
How many pairs of letters are there in the word “DURATION” which has as many letters between them in the word as in the alphabetical series?