Home
Class 8
MATHS
Jacob and Mohan same 20% and 40% of thei...

Jacob and Mohan same `20%` and `40%` of their respective incomes. If their expenditure is equal, then what is the ratio of the incomes of Mohan and Jacob?

A

`1:2`

B

`3:4`

C

`2:1`

D

`4:3`

Text Solution

Verified by Experts

The correct Answer is:
D
(i) Let the incomes of Jacob and Mohan be Rs. X and Ts. Y respectively.
(ii) Jacob's and Mohan's expenditure are `80%` and `60%` of their respective incomes of Rs.x and Rs. Y.
(iii) `80% of x=60% "of y. Find"y/x.`
Promotional Banner

Topper's Solved these Questions

  • PERCENTAGES

    PEARSON IIT JEE FOUNDATION|Exercise LEVEL 2|25 Videos

  • PERCENTAGES

    PEARSON IIT JEE FOUNDATION|Exercise LEVEL 3|7 Videos

  • PERCENTAGES

    PEARSON IIT JEE FOUNDATION|Exercise ESSAY TYPE QUESTIONS|5 Videos

  • MOCK TEST PAPER

    PEARSON IIT JEE FOUNDATION|Exercise Questions|5 Videos

  • POLYNOMIALS, LCM AND HCF OF POLYNOMIALS

    PEARSON IIT JEE FOUNDATION|Exercise CONCEPT APPLICATION (LEVEL 3)|6 Videos

Similar Questions

Explore conceptually related problems

Noel and Mathew save 20% and 30% of their income if their expenditures are equal and Mathew's income is $5600 then find Noel 's savings (in dollars).

Incomes of A and B are in the ratio of 5 : 3 and their expenditures are in the ratio of 9 : 5. If the income of B is equal to the expenditure of A, then what is the ratio of the savings of A and B?

The income of A is 40% more than B's income. B's income is 20% less than C's income. Find the ratio of income of A and C.

Out of her total income Mrs Sharma spends 20% on house rent and 70% of the rest on household expenditure.If she saves Rs 1800, what is the total income?

PEARSON IIT JEE FOUNDATION-PERCENTAGES-LEVEL 1
  1. By what per cent will the area f a square change if its side is increa...

    Text Solution

    |

  2. The population of a city increases by 30% every year. If the present p...

    Text Solution

    |

  3. A's expenditure is 20% more than B's expenditure. B's expenditure is 3...

    Text Solution

    |

  4. Two numbers x and y, are in the ratio 5/6:3/4. By what per cent is x m...

    Text Solution

    |

  5. Ramu save 14% of his salary while Ramesh saves 24%. If both get equal ...

    Text Solution

    |

  6. The side of square ABD is 20% longer than the side of square PQRS. By ...

    Text Solution

    |

  7. Only two candidates A and B contested in an election. In the total of ...

    Text Solution

    |

  8. Raje's salary was first increased by 10% then decreased by 20% If the ...

    Text Solution

    |

  9. If A is 50% more than B, then B is less than A by

    Text Solution

    |

  10. Jacob and Mohan same 20% and 40% of their respective incomes. If their...

    Text Solution

    |

  11. There are 3 numbers. The first and second numbes are 20% and 40% more ...

    Text Solution

    |

  12. Three commodities, their consumption and their pieces in the years 198...

    Text Solution

    |

  13. If the area of reatangle is increased by 13% and its breadth is increa...

    Text Solution

    |

  14. A man donated 6% of his income to a charity and deposited 20% of the r...

    Text Solution

    |

  15. madhav's salry is first increased by x% and then decreased by x%. As a...

    Text Solution

    |

  16. The quantities consumed and the cost per kg of the commodities for the...

    Text Solution

    |

  17. The price of an article increases by 10%, 15%and 20% in 3 consecutive ...

    Text Solution

    |

  18. If X is 3% of Z and Y is 60% of Z, then X is what percentage of Y ?

    Text Solution

    |

  19. What per cent of 150 is 45?

    Text Solution

    |

  20. If 20% of 30% of a certain number is 3000, find the number.

    Text Solution

    |