4. Zach took a science test. He answered 42 questions correctly and 8 questions incorrectly. What percentage of the questions did Zach answer correctly?
A. 26%
B. 42%
C. 50%
D. 84%

Standard deviation of 19,29,21,22,23

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

On a piece of paper graft y+2> -3x-3 then determine which answer matches the graph you drew