81. How much hours a day should a student spend on sleep and school activities, according to the pie graph above?
1. 20
2. 12
3. 8
4. 17
82. what activities should require the least amount of time each day?
1. Sleep and school
2. Jobs and entertainments
3. Meals and homework
4. School and jobs
83. which of the following is NOT true according to the pie chart?
1. This proportional amounts suggested in the pie chart are shown for better Time management of each day.
2. The smallest proportional amounts spent on each day activity is about doing some jobs.
3. the proportion of hours devoted to each activity is divided into six main groups of unequal hours each day
4. Thirty-four percent of the whole activity devoted in each day should be spent on jobs and Entertainment