Use arccos...cos^-1 so
cos^-1 (0.8195)
it equals 34.96522689°
Answer:
The Probability of both happening is <u>0.304</u>.
Step-by-step explanation:
P(A) × P(B)
= 0.76 × 0.4
= <u>0.304</u>
Each person should ride the bike for 4 miles, so that every one has to walk 8 miles and ride 4 miles.
If they had 2 bikes, each person will ride for 8 miles, 4 miles on each bike, and then walk 4 miles.
To get an average, you must do the following steps.
step 1:add all the numbers together.
190258.50+152698.00+122753.00+220523.00+231951.00= 918183.5Step 2: divide the ANSWER you get by the amount of numbers there are:
(in this case, it will be 5, because you added 5 numbers together)
918183.5/5
your answer is: 183636.7
that is your average
hope this helps :D