In a survey of 2000 people, 50% of them visited the country A and 40% of them visited the country B. If 15% of them do not visit both A and B, then find

i. how many people visited both the countries?

ii. how many people visit only one country?

iii. Express the above statement in a Venn diagram

Robert plans to make a box-and-whisker plot of the following set of data. 27, 14, 46, 38, 32, 18, 21 find the lower quartile, the median, and the upper quartile of the set? lower quartile: 19.5; median: 29.5; upper quartile: 42 lower quartile: 14; median: 27; upper quartile: 46 lower quartile: 18; median: 27; upper quartile: 38 lower quartile: 16; median: 29.5; upper quartile: 42