Problema Solution
A recent study indicated that 2 out of 5 families run into trouble with a computer in the course of a year. If 3000 families were surveyed, how many families would have run into trouble with the computer?
Answer provided by our tutors
let 'x' represent the number of families out of 3000 that will into trouble with the computer
2 : 5 = x : 3000
by solving we find:
x = 1,200 families
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1,200 families out of 3,000 will run into trouble with the computer.