Answer:
852 students walking to school
Step-by-step explanation:
Lets start with a simple example so you can get it
if 60% of 100 students walk to school that means
60 students walk to school... right??
so lets simplify it more that means you have multiplied 100 (students) by 60%
or
(note: you can say that 60% is equal to
)
so the problem told 60% of 1420 students walk to school that means we should
do this: 
Answer:
4
Step-by-step explanation:
Answer:
63
Step-by-step explanation:
Because 30 percent of 90 equals 27
Thus
90 - 27 = 63.
Please mark brainliest and give 5 stars.
Let x be a random variable representing the length of a text messaging conversation, then
P(x > 3) = 1 - P(x < 3) = 1 - P(z < (3 - 2)/0.5) = 1 - P(z < 2) = 1 - 0.97725 = 0.02275