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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 7

The ratio between two quantities is 3:4. If the first number is 810, find the second number. - Mathematics

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प्रश्न

The ratio between two quantities is 3:4. If the first number is 810, find the second number.

योग
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उत्तर

Let the second number be x. According to the given ratio 3:4, we can write:

`810/x = 3/4`

To solve for x, cross-multiply the fractions:

810 × 4 = 3 × x

3240 = 3x

Now, divide both sides of the equation by 3:

`x = 3240/3 = 1080`

The second number is 1080.

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 6: Ratio and Proportion (Including Sharing in a Ratio) - Exercise 6 (A)

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सेलिना Concise Mathematics [English] Class 7 ICSE
अध्याय 6 Ratio and Proportion (Including Sharing in a Ratio)
Exercise 6 (A) | Q 7
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