What is 2 and 3 fifths minus 1 and 1 half?

What is the elapsed time start at 3 52 end at 4 10? What does substantually mean? Who created a plan that would allocate 500 million to improve rural roads? How do you write 36000 as a percentage? Is number discrete or continuous data? What is 15 percent of 640? What is a perfect squre number? The fist five books of the Old Testament? Is 0.26 greater than 0.5? What is 4 times 4 squared minus 7? How many groups of 9 in 90? Suppose you are 100 feet away from a large building and you clap and it takes 185 milliseconds for the sound to reflect back what is the speed of sound used in this measurement? Is 0.2222222.................... rational? What is x squared plus x squared equal to 48? What is number two lumber? What is the square-root of 66? Is the percent symbol used for the in care of? How many composite numbers are the 1-100? What is the significance of church planting? What is the y2-16y 64 equals 0?