Tyrell's sat math score was in the 64th percentile. if all sat math scores are normally distributed with a mean of 500 and a standard deviation of 100, what is tyrell's math score? round your answer to the nearest whole number

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.