The bar chart shows the number of visitors to a zoo in one week.Write as a ratio in its simplest form        the number of visitors on Wednesday : the number of visitors on Friday

The number of visitors to the zoo was 8190 in June. This was a 30% increase from the number of visitors in May. How many visitors were there in May?

The bar chart shows the number of red, green and blue T-shirts sold in a shop in one week. Write the ratio of red T-shirts: green T-shirts: blue T-shirts sold, in its simplest form.[1]A9:13:6B13:9:6C9:6:13Reset

There are 141 animals in a zoo. 117 of them are dolphins.Write this proportion as a percentage.Give your answer correct to 1 decimal place when appropriate.

The bar graph below shows the number of people (males + females) who visited four different gardens, and the table shows the fraction of males who visited each garden out of the total number of people who visited.

Question 6Identify the scenario in which a researcher should choose to use a bar graph.1 pointAn instructor would like to show the frequency of students’ preference for a take-home or in-class final exam.A health researcher would like to show the relationship between minutes of exercise and anxiety score.A psychology researcher would like to show the percentage of participants who slept for a given number of hours per night, measured in whole hours.The university dean would like to show the percentage of students earning various GPA intervals for the graduating class at a local university.