The fuel tank in mr. Swenson’s car holds 16. 5 gallons of fuel. The car consumes 1 gallon of fuel for each 24. 3 miles driven. Mr. Swenson started a trip of 250 miles with a full tank of fuel. About how much fuel remained at the end of the trip?.

Astudy was conducted to determine the proportion of people who dream in black and white instead of color. among 306 people over the age of 55, 68 dream in black and white, and among 298 people under 25, 13 dream in black and white ( based on data from do we dream in color) we want to use a 0.01 significance level to test the claim that the proportion of people over 55 who dream in black and white is greater than the proportion of those under 25.