a cell phone company sold 4,000 cell phones in the month of November. In December, the company held its annual sale and sold 22 percent more

Question

a cell phone company sold 4,000 cell phones in the month of November. In December, the company held its annual sale and sold 22 percent more cell phones than it did in November. In January , the company experienced its slowest month , managing to sell only 50 percent of the number of cell phones sold during the month of December. What is the total number of cell phones sold by the company during the three months combined ?

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    2021-09-10T20:13:12+00:00

     \frac{x}{4000 }  =  \frac{78}{100}
    78×4000=312000
    100×x=100x
    312000÷100=3120
    3120+4000=7120<—-2nd month
    7120×0.5=3560<—-3rd month
    4000<—-1st month
    4000+3560+7120=14680<—-Your answer, this is the total of the three months.

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