Kevin's regular rate of pay is $4 per hour. when he works overtime, he earns 1 1/2 times as much per hour. how much will kevin earn for 5 1/2 hours of overtime work?

Kelly is three years younger than her sister. the sum of their ages is 34 years. how old is kelly and how old is her sister?

Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.