Square root of 0.25 in fraction form

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account

Acontainer holds 0.7 liters of oil and vinegar. 3/4 of the mixture is vinegar. how many liters of oil are in the container? express your answer as both a fraction and a decimal.

The width of a piece of rectangular land is 5m shorter rhan 1/3 of its length .find the width of the land if the length is 60m,150m.