Question

Hi, I need some help with this question. Tried the formula and got 900, but it was wrong. Tried 9000, wrong.
Tried 0.9, wrong

Please help...

Answer 1

Answer:

o.5 it's correct answer

Answer 2

Answer:

1cm = 1/100m

50cm = 50/100m

= 1/2 = 0.5m

And, 45cm = 45/100m

= 0.45m

Now, Volume of the speaker = l × b × h

= 0.5 × 0.4 × 0.45

= 0.09m^3

Hope It Helps You!!!

Plz Mark It As Brainliest!!!