Question

Express 4mm as a percentage of 9cm

Answer 1

1cm= 10mm

then 9cm= (9×10)mm =90mm

now 4mm of 90mm

= {(4/90)×100}%

= {0.044×100}%

= 4.4%

Answer 2

Answer:4.4 %

Step-by-step explanation:

9cm=  (9*10)mm =90mm

4mm of 90mm

= (4/90) * 100%

= 0.044 * 100%

= 4.4 %