Advertisements
Advertisements
प्रश्न
On a shelf, books with green cover and that with brown cover are in the ratio 2 : 3. If there are 18 books with green cover, then the number of books with brown cover is ______.
विकल्प
12
24
27
36
MCQ
रिक्त स्थान भरें
Advertisements
उत्तर
On a shelf, books with green cover and that with brown cover are in the ratio 2 : 3. If there are 18 books with green cover, then the number of books with brown cover is 27.
Explanation:
Given, Ratio of books with green cover to books with brown cover = 2 : 3
Books with green cover = 18
Let the books with green cover and brown cover are 2x and 3x respectively.
Given, 2x = 18
⇒ x = `18/2`
⇒ x = 9
Thus, the books with brown cover = 3x
= 3 × 9
= 27
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
