किसी टैंक का `3/4` भाग पानी से भरा हुआ है , जब उसमे से 30 लीटर पानी निकल लिया जाता है तो टैंक खले हो जाता है । टंकी की धारिता बातए ।

Options

A. 36 litre
B. 42 litre
C. 40 litres
D. 38 litres

Answer

c

Explanation

( c) According to question, If tank has 4x lires of total capacity and it holds 3x litres of water and, if 30 litres of water is taken out, then tank becomes empty. It means 3x litre of water is taken out (ह‌‌‌ि‌न्‍‌दी)
`3x=30` litres
x=10 litres
` therefore` capacity of tank (ह‌‌‌ि‌न्‍‌दी)
`=4x =4xx10=40` litres