-37 + -47 equals: {Ans: -84}Alfred wants to invest $4,000 at 6% simple interest rate for 5 years. How much interest will he receive? {Ans: $1,200}If edging cost $2.32 per 12-inch stone, and you want a double layer of edging around your flower bed that is 6 yards by 1 yard. How much will edging you flower bed cost? {Ans: $194.88}A car dealer sells a SUV for $39,000, which represents a 25% markup over the dealer's cost. What was the cost of the SUV to the dealer? A. $29,250 B. $31,200 C. $32,500 D. $33,800 E. $33,999 {Ans: B. $31,200}A building that is 150 ft tall casts a shadow of 20 feet long. At the same time a tree casts a shadow of 2 ft. How tall is the tree? {Ans: 15}Over the course of a week, Fred spent $28.49 on lunch. What was the average cost per day? {Ans: $4.07}A car dealer sells a SUV for $39,000, which represents a 25% profit over the cost. What was the cost of the SUV to the dealer? {Ans: $31,200}A nurse has to record her temperatures in Celsius but her thermometer reads Fahrenheit. A patient's