Question

1. Choose the correct answer:

i) b + 43.25 = 47

a) a) 3.75 b) -3.75 c) 4.75 d)-4.75

ii) What should be added to -5/4 to get -1?

a) -1/4 b) 1/4 c) 1 d) -3/4

iii) Which of the following is the identity element?

a) 1 b) -1 c) 0 d) None of these

iv) Which of the following is the multiplication inverse for rational number?

a) 1 b) -1 c) 0 d) None of these

v) Which of the following is neither positive nor negative rational number?

a) 1 b) -1 c) such rational does not exit d) None of these

vi) Which is the following of is the product of 7/8 and -4/21 ?

a) -1/6 b) 1/12 c) -16/63 d) -147/16

vii) Which of the following is the reciprocal of a rational number?

a) 1 b) -1 c) 0 d) Number itself

viii) Which of the following is the reciprocal of a?

a) a b) 1/a c) -1/a d) -a

ix) The product of a number and its its multiplication inverse is ______

a) 1 b) 0 c) -1 d) None

x) The sum of an number and its addictive inverse is ______

a) 1 b) 0 c) -1 d) None​

Answer 1

dďďffdfffdffffddďdyyyyy

Answer 2

Step-by-step explanation:

1)a.3.75

2) b. 1/4

3)c.0

4) b.-1

6) a.-1/6

7)c.0

8)d.-a

9)b.0