1.

during tiffin of Scholl hours 1/4 part of drinking water of tank was used.another 1/3 part of water used when school get over.what part of water still left in tank​

Answer»

during tiffin of Scholl hours 1/4 part of drinking WATER of tank was USED.

water LEFT = 3/4

1/3 part of water used

(3/4) / 3 = 3/12 = 1/4

(3/4 ) - [(1x3) (3/4)] = 1/2



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