What is 28/49 in the simplest form

For ratio of 28:49 they both can be divided into 7.
28/7=4 and 49/7=7 so your simplest ratio is 4:7

Divide the numerator and denominator (meaning top and bottom) by 7. The answer would be 4/7.

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.