Answer:
A) 0.26
B) 0.42
Step-by-step explanation:
No. of cars which needed both:
92 + 136 - (200 - 24)
52
P(both) = 52/200 = 0.26
No. of cars that need an alternator, but not new brakes:
136 - 52
84
P = 84/200 = 0.42
Answer:
Step-by-step explanation:
Using the Pythagorean identity
sin²x + cos²x = 1, then
cosx =
cosΘ =
= = =
B. 8 gallons
find slope (rise over run) 40gallns / 5minutes = 8gallons / 1minute
<u>Answer:</u>
Beto will get to the school first.
<u>Step-by-step explanation:</u>
We are given that Delia lives 3/4 mile from school and walks at a pace of
16 minutes per mile.
So Delia takes 12 minutes to reach school.
While Beto lives 3 1/2 miles from school and bikes at a pace of 3 minutes per mile.
So Beto takes 10.5 minutes to reach school.
Therefore, Beto will get to the school first.
Answer:
6
Step-by-step explanation:
Cut the shape, then you will understand