Test Bank for A Problem Solving Approach to Mathematics for Elementary School Teachers, 12th Edition Rick Billstein, ShlomoTest Bank for A Problem Solving Approach to Mathematics for Elementary School Teachers, 12th Edition Rick Billstein, Shl

Restate in a logically equivalent form. 39) It is not true that both this book is interesting and the book is about stars. 39) A) This book cannot be both interesting and about stars. B) Either this book is not interesting or it is not about stars. C) This book is both interesting and about stars. D) Either this book is interesting or it is about stars. Answer: B 40) If a number is divisible by 4, then it is divisible by 2. 40) A) If a number is not divisible by 4, then it is not divisible by 2. B) If a number is not divisible by 2, then it is not divisible by 4. C) If a number is divisible by 4, then it is not divisible by 2. D) If a number is not divisible by 4, then it is divisible by 2. Answer: B 41) If it is clean, then it was washed. 41) A) If it is clean, then it was not washed. B) If it is not clean, then it was not washed. C) If it is clean, then it was washed. D) If it was not washed, then it is not clean. Answer: D 42) It is not true that today I both went to school and read a book. 42) A) Today, I did not read a book and did not go to school. B) Today, I read a book but did not go to school. C) Today, I either did not go to school or I did not read a book. D) Today, I went to school and read a book. Answer: C 6 43) The flowers are not blooming or it is not winter. 43) A) It is not true that the flowers are blooming and it is winter. B) The flowers are blooming and it is winter. C) It is not true that both the flowers are blooming and it is winter. D) It is not true that it is winter and the flowers are not blooming. Answer: C 44) If a triangle is equilateral, then its sides are equal. 44) A) If the sides of a triangle are equal, then it is not equilateral. B) If a triangle is not equilateral, then its sides are equal. C) If the sides of a triangle are not equal, then it is equilateral. D) If the sides of a triangle are not equal, then it is not equilateral. Answer: D 45) It is not tasty or it is not sour. 45) A) If it is sour, then it is tasty. B) It is not true that it is both tasty and sour. C) If it is not tasty, then it is not sour. D) If it is tasty, then it is sour. Answer: B SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Provide an appropriate response. 46) Translate into symbolic form the following statement and explain: If it is not warm and sunny, then we cannot go to the beach. 46) Answer: p: "It is warm." q: " It is sunny." r: "We go to the beach." Then, ~(p"q) ~