The lowest point in Egypt in Quattara Depression at ⅘ km below sea level. The highest point in the country is Mount Catherine, which is 6/8 km above sea level. Determine the difference between the lowest point and highest point in Egypt. PLEASE ANSWER

All per-unit concepts rely on ratios, meaning, to provide a type of measurement

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

How do you solve a question like this?