Assume that 28 take mathematics, 28 take psychology, and 13 take mathematics and psychology. How many students take exactly one of these two courses

Write the equations of teh circle in standard form

The sum of 4 times a number and - 7, added to 5 times the number

Which equation can be used to solve for m<1

a circle has a circumference of 20. It has an arc of length 9/2. What is the central angle of the arc in degrees?

Is 8542 a even number

find the width of the pathway if a garden measuring 15 meters by 18 meters is to have a pedestrian pathway installed all around it, increasing the total area to 360 square meters

How much will a person pay for 10.8 pounds of bananas at a price of $2.22 per pound

A mans weekly wage was £336 but now he earns £420. what is the percentage change

Y=|x-3|+|x+2|-|x-5|, if 3

The distance between Mike's house and the grocery store is 4/5 of a mile. Mike has walked 1/2 of a mile from his house to the grocery store. How much farther does he needs to walk to reach the grocery store? A. 13/10 miles B. 3/4 of a mile C.