Write a proportion to find how many points x a student needs to score on a test worth 50 points to get a test score of 40%. one proportion is ?/? points = 40/?

You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box

An electrician cuts a 136 foot long piece of cable. one piece is 16 feet less than 3 times the length of the other piece. find the length of each piece

Find the percent error of the measurement 4 cm