Amy leaves a rest stop at 2 pm traveling west, at 45 miles per hour. sarah leaves 2 hours later, also traveling west, but at 55 miles per hour. at what time will sarah catch up with amy?
you solve the problem by setting up the table and writing the equation 55(t - 2)= 45t. when you solve, you get 11. what is the answer to the problem?
a) it will be 1 am when sarah catches up to amy.
b) it will be 6 am when sarah catches up to amy.
c) it will be 11 pm when sarah catches up to amy.
d) it will take sarah 11 hours to catch up with amy.

After applying the composition r0.90 ry to rs what are the coordinates of r' and s'? a. r'(–3, 1),  s'(–3, 5)b. r'(–1, 3),  s'(–5, 3)c. r'(1, 3),  s'(5, 3)d. r'(5, 3),  s'(1, 3)

The triangles are similar. what is the value of x? show your work.

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels. ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0