1. C because 3×3=9
9×3=27
27×3=81.....
2. Answer is C explaination in picture number 2
3. D explaination in picture number 1
Answer:
1/3 or 33.33%
Step-by-step explanation:
30000000/90000000
Answer:
8 pounds
Step-by-step explanation:
30 x 4 / 16 = 7.5 but abt 8
Step-by-step explanation:
Is there any data given abour the figure? And actually, what exactly do you need to solve?
9514 1404 393
Answer:
48.6%
Step-by-step explanation:
Efficiency of energy conversion is the quotient of output energy and input energy.
(3291 J)/(6771 J) × 100% ≈ 48.6%
The solar panel's conversion efficiency is about 48.6%.
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<em>Additional comment</em>
With current (2021) technology, the best efficiency one can expect from a solar panel is in the neighborhood of 23%.
