An oil tank holds 270 gallons of oil. On March 1st, the gauge showed it to be full. At the end of the month, the tank was full. How many gallons of oil were used in March?

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

The sum of two numbers is 86, and their difference is 20. find the two numbers

What fraction is equivalent to 0.46464646··· a. 46⁄999 b. 46⁄100 c. 46⁄99 d. 23⁄50