Explain how you know that21/30 is greater than 2/3

Andrea went to the store to buy sweater that was on sale for 40% off the original price it was then put on clearance an additional 25% off the sale price she also use a coupon that saved her an additional five dollars and j did not spend more than $7.60 for the sweater what are the possible values for the original price of the sweater?

Nine more than four times a number is the same as one less than twice the number. find the number?

Which of the following values are in the range of the function graphed below? check all that apply ! - will give the answer "brainliest! "