10. hugh bought 105 pounds of cattle feed and 62
pounds of rabbit feed, paying $109.75. he later
bought 70 pounds of cattle feed and 35 pounds of
rabbit feed for $70. find the cost per pound for
each type of feed.

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

What is the absolute value of the complex number -4-sqrt2i

Walking at a constant rate of 8 kilometers per hour, juan can cross a bridge in 6 minutes. what is the length of the bridge in meters?