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Cost of a dozen pens is Rs 180 and cost of 8 ball pens is Rs 56. Find the ratio of the cost of a pen to the cost of a ball pen.

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The correct Answer is:
`15:7`
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MTG IIT JEE FOUNDATION-RATIO AND PROPORTION-NCERT SECTION (EXERCISE 12.1)
  1. Find the ratio of the following: 40 cm to 1.5 m

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  2. Find the ratio of the following: 55 paise to 1

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  3. Find the ratio of the following: 500 mL to 2 litres

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  4. In a year, Seema earns Rs. 1,50,000 and saves Rs. 50,000. Find the rat...

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  5. In a year, Seema earns Rs. 1,50,000 and saves Rs. 50,000. Find the rat...

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  6. There are 800 doctors and 3600 patients in a hospital. Find the ratio ...

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  7. In a college, out of 4320 students, 2300 are girls. Find the ratio of...

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  8. In a college, out of 4320 students, 2300 are girls. Find the ratio of ...

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  9. In a college, out of 4320 students, 2300 are girls. Find the ratio of ...

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  10. Out of 1800 students in a school, 750 opted basketball, 800 opted cric...

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  11. Out of 1800 students in a school, 750 opted basketball, 800 opted cric...

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  12. Out of 1800 students in a school, 750 opted basketball, 800 opted cric...

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  13. Cost of a dozen pens is Rs 180 and cost of 8 ball pens is Rs 56. Find ...

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  14. Age of Shikha is 14 years and her mother's age is twice of her age the...

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  15. Divide 20 pens between Sheela and Sangeeta in the ratio of 3 : 2.

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  16. If age of Amit is 15 years and age of Rahul is 12 years, find the rati...

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  17. Present age of father is 42 years and that of his son is 14 years. Fin...

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  18. Present age of father is 42 years and that of his son is 14 years. Fin...

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  19. Present age of father is 42 years and that of his son is 14 years. Fin...

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  20. Present age of father is 42 years and that of his son is 14 years. Fin...

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