Asweater is on sale for $38.25, after a 15% reduction from the original price. what was the original price of the sweater?

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?