The value determined by dividing the number of times an event occurs by the total number of times the event was completed. another word for proportion.

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Three times the sum of a number and seven is negative thirty-six. what is the number?

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable