Please please please help ☹️Find the length of AB. round your answer to the nearest hundredth

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?