Question

Choose the correct answer:

1. The reciprocal of

7

5

2

is

a)

5

7

2

b)

7

2

5

c)

19

7

d)

5

2

7

2. A number is multiplied to

20

 9

gives

2

3

. The number is

a)

3

1

b)

10

3

c)

3

10

d)

3

1

3. -1 +

9

5

is equal to

a)

9

1

b)

9

4

c)

9

1

d)

9

 4

4. If

x

21

7

3





, then x is

a) 49 b) – 49 c) 7 d) – 147

5. The product of rational number and its reciprocal is

a) 1 b) – 1 c) 2 d) 0​

Answer 1

Answer:

The answer is d I think so