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14. Two numbers are in the ratio 3:5. If their difference is 12, what are the numbers?
3:5
Let x be the numbers.
5x - 3x = 12
2x = 12
[tex]\frac{2x}{2} =\frac{12}{2}[/tex]
x = 6
3(6) and 5(6)
18 and 30
Answer: The numbers are 18 and 30.
15. What is the ratio of the number of days in a week to number of weeks in one month?
Number of days in a week: Number of weeks in one month
Number of days in a week = 7 days
Number of weeks in one month = 4 weeks.
Answer: 7:4 is the ratio.