A section of an exam contains four true false questions . A completed exam paper is selected at random, and the four answers are recorded. Assuming the outcomes to be equally likely , find the probability that exactly three of the four answers are “false”.

Find the maximum value of p= 4x + 5y subject to the following constraints :

The angles in a triangle are represented by 5x, 8x, and 2x+9. what is the value of ? a.10.8 b.11.4 c.9.7 d.7.2

Anew landowner is interested in constructing a fence around the perimeter of her property. her property is 1,080√30 feet wide and 500√20 feet long. what is the perimeter of the property? (recall that the perimeter is the sum of each side of a shape or boundary). a 1,580√40 feet b. 5,320√5 feet c. 3,160√20 feet d. 10,640√5 feet