Giving a test to a group of students, the grades and gender are summarized below A B C Total
Male 7 3 5 15
Female 15 2 10 27
Total 22 5 15 42

If one student was chosen at random,

find the probability that the student was male.

The rectangle on the right is the image of the rectangle on the left. what transformation would result in this image? reflection rotation translation dilation

Evaluate the expression for the given value of the variable 7a - 4a for a =8

The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.