Twelve years ago Greg was 1/4 Bobby’s age. Now Greg is one greater than 1/2 Bobby’s age. How old is Bobby?
What is the slope of a line containing points (4,6) and (3,8)?
What is the volume of a cube whose surface area is 96?
How many cylindrical oil drums, with a diameter of 1.5 feet and a height of 4 feet would be needed to hold the contents of a full cylindrical fuel tank with a diameter of 12 feet and a height of 60 feet?
Radio House paid $60 for a CD player. At what price should it be offered for sale if the store offers customers a 10% discount but still wants to make a profit of 20% on the cost?