Kelly is knitting a scarf for her brother. It took her 1/3 hour to knit 3/8 foot of the scarf How fast is Kelly’s knitting speed in feet per hour? The answer choices are 4 1/2, 3, 2 1/2, and 1 1/8 help please

What is the measure of ac? 5 units 13 units 26 units 39 units

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

Someone answer this asap for the length, in feet, of a rectangular rug is represented by the expression 5x² + 2x. the width, in feet, is represented by the expression 3x². which expression represents the perimeter, in feet, of the rug? a. 8x² + 2x b. 8x² + 4x c. 16x² + 2x d. 16x² + 4x