The hunter family has four children. on summer break, they went to an amusement park. They bought 4 child tickets for $15.50 each 2 adults tickets. If they spent a total of $111.00 , how much was the price of each adults tickets

If you answer 2+2 you will get over 80 points

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

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) =