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受欢迎的 Word Problems >

two numbers are in ratio 1:1 and their sum is 15. Find the numbers

解答

tw o n u mb ers a re in r a t i o 1 : 1 an d t h e i r s u m i s 15. F in d t h e n u mb ers

解答

The numbers : 7 \frac{1}{2}, 7 \frac{1}{2}

求解步骤

Represent the numbers in ratio 1:1 with

x

x

x

Write an equation for the sum:

x + x = 15

求解

x, x + x = 15 : x = \frac{15}{2}

x = \frac{15}{2}

x = \frac{15}{2}

将假分式转换为带分数:

\frac{15}{2} = 7 \frac{1}{2}

将假分式转换为带分数:

\frac{15}{2} = 7 \frac{1}{2}

The numbers : 7 \frac{1}{2}, 7 \frac{1}{2}

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