1)Determine to which of the sets N,Z,Q and R the numbers belong a) 9 b) -2.7 c) 14 16 d)A temperature 2) Represent the points on the number line a) b) -3.8 3) Is division commutative, yes or no give example 4) Is Division associative yes or no? Give an example. 5) Is the division closed in R? Yes or no, give an example. 6) Write the face value and place value of each digit of the decimal number a) 2.109 b)50004 7) What is the largest seven digit decimal number? 8) What is the smallest seven-digit decimal number? 9) What is the largest five-digit binary number? 10) List the first 12 powers of 2 and the first 4 powers of 8. Can you find a relationship between the two systems? It is this relationship that makes octal numbers important for computers 11) Which is larger? C798 16 or B6021 16