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One week a computer store sold a total of 36 computers and external hard drives. The revenue
from these sales was $28765. Ifcomputers sold for $1180 per unit and hard drives for $125 per
unit, how many of each did the store sell?
Solution
let no. of computers sold= x
no. of hard drives sold = y
applying given condition,
1180x + 125y = 28765 ......1
x+y = 36........2
solving eq 1 and 2 we get
x= 23
y = 13

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One week a computer store sold a total of 36 computers and external .pdf

  • 1. One week a computer store sold a total of 36 computers and external hard drives. The revenue from these sales was $28765. Ifcomputers sold for $1180 per unit and hard drives for $125 per unit, how many of each did the store sell? Solution let no. of computers sold= x no. of hard drives sold = y applying given condition, 1180x + 125y = 28765 ......1 x+y = 36........2 solving eq 1 and 2 we get x= 23 y = 13