The cost of making an article is divided between materials,

Home » Aptitude » Ratio, Proportion » Question

The cost of making an article is divided between materials, labour and overheads in the ratio 3 : 4 : 1. If the materials cost Rs. 67.50, the cost of article is ?

1. Rs. 180
2. Rs. 122.50
3. Rs. 380
4. Rs. 540

Correct Option: A

If material cost Rs. 3, the cost of the article is = Rs. ( 3 + 4 + 1) = Rs. 8
If material cost Rs. 67.50, the cost of the article = Rs. (8/3 x 67.5) = Rs. 180