Answer:
11/20
Step-by-step explanation:
probability-- number of favourable outcome/ number of total outcome
probability--11/20
Sorry i only know the 1 question lol
So for Question number 1. The answer is -2
Answer:
70
Step-by-step explanation:
is/of = %/100
Change your is to x so you solve for it, so x/50 = 140/100, now cross multiply and it is now 100x = 7000, divide by 100, so x or (is) is 70
Answer
The total probability is one:
Total probability of being greater than 25 is 1 because the totals of all values less than 25 is 1.
For
, we expect
. Then recalling that
, we have

Then by definition of tangent,
