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Temka [501]
2 years ago
14

(03.02 MC)The table shows the battery life of four different mobile phones:

Mathematics
1 answer:
MArishka [77]2 years ago
7 0

Answer:

B = 25

Step-by-step explanation:

x/100×8.5=2.1

8.5x/100=2.1

8.5x=100×2.1

8.5x=210

8.5x/8.5=210/8.5

x=24.70

x=25

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