Mr. lopez began the two-way table below to display the dominant hand of the students in his first- and second-period classes.

dominant hands

left-handed

right-handed

total

1st period

9

28

2nd period

5

31

total

how many of mr. lopez’s second-period students are right-handed?

14

19

26

45

26, you take the total and minus the left handed. pretty simple and i got it right on the test, yah

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.

Define multiplicative inverse. give an example of a number and its multiplicative inverse.