Well first do this
12.00 - 9.30 = 2.30
2.30 + 6.30 = 9
You slept 9hrs
Four people read 6to 8 books.
<span><span>The probability of all calculators having no defects is 16.8%. The probability of at least one defect is the complement of that probability.
ie an 83.2% probability of at least one defect.</span><span>
</span></span>
The difference is 45.
The modal number of the electoral votes is 5 because it appears the most.
The range of the electoral votes is 55 - 5 = 50 (Highest minus the lowest).
The difference between the two is found by subtracting them.
50 - 5 = 45
135 divided by 9 is 15 so there's 15 people in each group and this people 15 people will watch each movie.