A temperature at which both the Fahrenheit and the centigrade scales h

1.	A temperature at which both the Fahrenheit and the centigrade scales have the same value is
Answer» `40^(@)` `-40^(@)` 20 `-20^(@)` Solution :Let the REQUIRED TEMPERATURE be t, then `(t)/(5)=(t-32)/(9)rArr t=-40^(@)`

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