Question

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Answer 1

Answer:

1.5

5.2

Step-by-step explanation:

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Answer 2

Answer -

Step-by-step explanation:

1.)

i)18:30

= 6:10

= 3:5

ii)7.5:9

= 2.5:3

2.)

I) 4 rupees to paisa = 400 paisa

= 75:400

= 25:80

= 5:14

II) 1 m 8 cm to cm = 108 cm

= 108:72

= 9:6

= 3:2

III) 1 hour 15 mins to mins = 60+15=90

= 90:45

= 2:1

IV) 2kg 750 gm to gm = 2750 gm

3 kg to gm = 3000 gm

= 2750:3000

= 550:600

= 110:120

= 22:24

= 11:12

V) 1 year 9 months to months = 12+9= 21 months

2 years 4 months to months = 28 months

= 21:28

= 3:4