Question

arrange the following in ascending order 2/3, 2/7, 2/11, 2/5, 4/5, 8/5, 5/6

Answer 1

Answer:

Step-by-step explanation:

The correct option is A

1

2

,

2

3

,

2

5

,

4

7

Since all denominators are prime numbers we multiply them to get their LCM

LCM=

2

×

3

×

5

×

7

=

210

1

2

=

1

×

105

2

×

105

=

105

210

2

3

=

2

×

70

3

×

70

=

140

210

2

5

=

2

×

42

5

×

42

=

84

210

4

7

=

4

×

30

7

×

30

=

120

210

∴

Arranging in ascending order

84

210

,

105

210

,

120

210

,

140

210

or

2

5

,

1

2

,

4

7

,

2

3