Level 2- Electronics Revision

Level 2
Electronics basics revision-
How much current does the circuit consume?

If you ended up with 400mA or 0.4A, you've nailed it.
If not no worries, lets go through the solution step by step!
(click to enlarge)

Hope it helped! 
You can also approach this problem using Kirchoffs Laws like a pro🍷
Feel free to leave a comment if you have any questions.

Ready for a more challenging question?