A national chain of department stores ranks its 1,000,000 salespeople by the monetary value of their sales. Boris's sales are at the 89" percentile. Melissa's sales are at the 73" percentile.

Fewer than 91% of adults have a cell phone. In a reputable poll of 1214 adults, 86% said that they have a cell phone. Find the value of the test statistics.

There are 400 students at Washington Middle School, and 100 of them are in sixth grade. What percent of the students are in sixth grade?

what percent of 25 is 5?

An outdoor hot dog vendor sells an average of 70 hot dogs per day in dry weather and an average of 25 hot dogs in rainy weather. If the weather in this area is rainy 20% if the time, determine the expected number of hot dogs sold per day.

Haruka hiked several kilometers in the morning. She hiked only 666 kilometers in the afternoon, which was 25\%25%25, percent less than she had hiked in the morning. How many kilometers did Haruka hike in all?

The total economic impact of premature death and disability from cancer worldwide[1] was $895 billion in 2008. During the same year, the world’s gross domestic product (GDP) was $57.7 trillion. Calculate the total economic impact of cancer as a percentage of the world’s GDP. Round your answer to the nearest tenth of a percent.

Please explain and show ALL WORK! Please don't give handwrittten answer..thanku A sample of trout caught in a pond included 400 small fish and 100 adult fish (of adequate size). The 400 small fish were then returned to the pond. In addition, 1000 small fish were put in the pond. A few days later, another catch totaled 410 small fish and 80 adult fish. Estimate the number of trout in the pond after the second catch.

In a poll of 420 universities students, 197 said they were opposed to legalizing marijuana.  estimate the percentage of students who oppose legalizing marijuana

Last year a professional basketball team won 60 games.  This year the team won 9 fewer games than it won last year.  What is the percent decreasee in the number of games the team won?