Avehicle has travelled 90 miles at 40mph

it started its journey with 8 gallons of fuel but its tank has been leaking throughout the journey and is now dry

the vehicle completes the journey at 24mpg

how many gallons of fuel does it leak per hour?

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

What is the mean of the data set 125, 141, 213, 155, 281

Atest of sobriety involves measuring the subject's motor skills. a sample of 31 randomly selected sober subjects take the test and produce a mean score of 64.4 with a standard deviation of 2. a claim is made that the true mean score for all sober subjects is equal to 65. for each part below, enter only a numeric value in the answer box. for example, do not type "z =" or "t =" before your answers. round each of your answers to 3 places after the decimal point. (a) calculate the value of the test statistic used in this test. test statistic's value = (b) use your calculator to find the p-value of this test. p-value = (c) use your calculator to find the critical value(s) used to test this claim at the 0.2 significance level. if there are two critical values, then list them both with a comma between them. critical value(s) =