Smartphones 49533

The factory produced 2,420 pieces of smartphones in February. How many smartphones did they make in weeks 1 and 2, when they increased production by 20% in weeks 3 and 4?

Correct answer:

a =  550

Step-by-step explanation:

q=100%+20%=1+10020=1.2  a+a+q a+q a=2420 a+a+1.2 a+1.2 a=2420  4.4a=2420  a=4.42420=550  a=550

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