ACTIVITY RESULTS
Select the letter of the correct answer.
In traffic lights, LED bulbs use ab...
Mathematics, 16.04.2021 17:20 dyhji
ACTIVITY RESULTS
Select the letter of the correct answer.
In traffic lights, LED bulbs use about 90% less energy than incandescent bulbs. Let's say that
an incandescent bulb uses 240 units of energy. If this is true, how much energy does an LED
bulb use?
Hint
A 15 units
B 20 units
C 33 units
D 24 units
Answers: 2
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