Question

d)
40 mm : 20 cm
solve this​

Answer 1

Answer:

40mm and 20 cm

1. Convert 20cm into mm

1 cm = 10mm

20cm = 20cm × 10mm

=. 200mm

2. 40/200

=. 1/5

= 1:5

Step-by-step explanation:

Hope it helps you dear (◍•ᴗ•◍)

Answer 2

Answer:

1cm = 10 mm

20 cm = 200mm

$\cancel{40} \: ^{1} \: mm: \cancel{200} \: ^{5} \: mm \\ = 1:5$

= 1/5