KBM Quiz

Question Number 1 what is the first prime number? A. 0 B. 1 C. 2 D. 3 Question Number 2 what is the multiplicative inverse of -1 A. 1 B. +1 C. -1 D. 0 Question Number 3 which numbers have own reciprocals? A. 1 and 2 B. 1 and-1 C. 0 and 1 D. 0 and-1 Question Number 4 what is the rational number that does not have a reciprocal? A. 0 B. 1 C. -1 D. 2 Question Number 5 what is the rational number that is equal to its negative ? A. 0 B. 1 C. -1 D. 2 Question Number 6 How many rational number lie between 1 and 3 ? A. 0 B. 1 C. 2 D. infinite Question Number 7 what property is use for rational number a ,b and c ,a(b+c)=ab+ac A. additive identity B. associative property C. multiplicative identity D. distributive property Question Number 8 what is the multiplicative identity for the rational number ? A. 0 B. 1 C. -1 D. none of these Question Number 9 what is the additive identity for rational number ? A. 0 B. 1 C. -1 D. none of these Question Number 10 How many prime number lie between 1 and 10 A. 2 B. 3 C. 4 D. 5