The length, breadth and height of a room are in the ratio 7:5:2. If the breadth and height are halved while the length is doubled, then the total area of the four walls of the room will
Let length = 7, breadth = 5 & Height of room = 2 So original total area of four walls = 2(7 `xx` 2 + 5 `xx` 2) = 2(14 + 10) = 2 `xx` 24 = 48 Then new length = 14, new breadth = 2.5 and new height = 1 So new total area of four walls = 2(14 `xx` 1 + 2.5 `xx` 1) = 2(14 + 2.5) = 2 `xx` 16.5 = 33 ; Hence decrease in total area of four walls = (48 - 33)/48 `xx` 100 = 31.25%
In a certain code language, ‘CELEBRATE’ is coded as ‘BVKVAQZSV’, then ‘DIFFERENT’ will be coded as ____ in the same code language.
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If 'PERFECTION' is coded as 9 and ' PERFECT ' as 6, then what is the code number for the word 'GRAIN'?
The code ‘12 $C ’ denotes which of the following word?
If “Our markets are” is coded as ‘mi ki ra’ then which of the following is the code for “Now decode are”?
PXRTWU
In a certain code language, ONION is coded as 72 and FIRE is coded as 43. How will MASTER be coded in that language?
In a certain code language, ‘AUDIO’ is written as ‘BVCJP’, ‘CLOSE’ is written as ‘DKPTF ’. What is the code for ‘ COACH ’ in this co...
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NRUOST