A map has a scale of 4 in: 9 in. The actual distance x from point A to point B, if these two points are 12 inches apart on the map, is?

What are the options

When rates are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour, they are called unit rates. if you have a multiple-unit rate such as 120 students for every 3 buses, and want to find the single-unit rate, write a ratio equal to the multiple-unit rate with 1 as the second term.