331 students went on a fieldtrip. they took 6 buses amd 7 students rode in a car. how many students were on each bus

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?