Answer:
Eva swims faster than Sarah
Step-by-step explanation:
At first, they swim at different rates, but if you compare the last two (17/425 and 20/520) Eva swam the fastest.
Answer:
98°
Step-by-step explanation:
m∠1 = m∠2
5x + 12 = 7x - 16; substitute the given
2x = 28
x = 14
m∠2 + m∠3 = 180; supplementary angles
82 + m∠3 = 180
m∠3 = 180 - 82
m∠3 = 98 degrees
Answer:
84/23 or 3 15/23
Step-by-step explanation:
Caculator
Answer: 37
Step-by-step explanation:
As per given description in the question, we have
Population standard deviation : 
Critical value for 98% confidence interval = 
Margin of error : E= 1 mile per gallon
Formula we use to find the sample size :

i.e. 

Therefore , the number of automobiles should be used in the test =37
Answer:
With what
Step-by-step explanation: