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  • Question

  • Every month, Kritika spends 30% of her income on house rent and 60% of the rest on household expenditure. If she saves ? 6300 per month, what is her total monthly income?


  • Options
  • A. ? 22,000
  • B. ? 20,500
  • C. ? 22,500
  • D. ? 25,000

  • Correct Answer
  • ? 22,500 

    Explanation

    Let the monthly income be x
    Kritika spends 30% of her income on house rent. The remaining amount will be 70% of x
    Kritika spends 60% of the rest (70% of 60% = 42% of x )on household expenditure. The remaining amount will be 28% of x
    If 28% of x is 6300 then 100% will be 22,500

    • Tags: AIEEE, Bank Exams, CAT

    Percentage problems

    Search Results

    • 1. A student multiplied a number by 4/5 instead of 5/4. What is the percentage error in the calculation?

    • Options
    • A. 56.25 percent
    • B. 18 percent
    • C. 28.13 percent
    • D. 36 percent
      • Discuss
    • 2. A student multiplied a number by 5/6 instead of 6/5. What is the percentage error in the calculation?

    • Options
    • A. 44 percent
    • B. 30.56 percent
    • C. 15.28 percent
    • D. 22 percent
      • Discuss
    • 3. At 15% discount the selling price of a microwave oven is Rs 34000, what is the selling price if the discount is 37.5%?

    • Options
    • A. Rs 25000
    • B. Rs 15625
    • C. Rs 17968.75
    • D. Rs 29218.75
      • Discuss
    • 4. The price of an article is cut by 3%. To restore to its original value, the new price must be increased by

    • Options
    • A. 3 percent
    • B. 7.11 percent
    • C. 3.09 percent
    • D. 2.69 percent
      • Discuss
    • 5. What should come in place of question mark (?) in the following question? 45% of 400+ ?? = 56% of 750 - 40% of 350

    • Options
    • A. 10000
    • B. 1000
    • C. 10201
    • D. 9801
      • Discuss
    • 6. After two successive discounts of 20% and 35%, an article is sold for Rs 50700. What is the marked price (in Rs) of the article?

    • Options
    • A. 92500
    • B. 98500
    • C. 97500
    • D. 94000
      • Discuss
    • 7. 20% of a man's salary is paid as rent, 60% are his living expenses and 10% are his savings. If he spends remaining 30 on the education of his children, find his salary

    • Options
    • A. 300
    • B. 900
    • C. 3000
    • D. 9000
      • Discuss
    • 8. A man?s average monthly expenditure for the first four months of the year was Rs. 231.25. For the next five months, the average monthly expenditure was Rs. 22.75 more than what it was during the first four months. If the person spent Rs. 605 in all during the remaining three months of the year, find what percentage of his annual income of Rs. 3500 did he save in the year?

    • Options
    • A. 10%
    • B. 15%
    • C. 20%
    • D. 25%
      • Discuss
    • 9. A sum of Rs. 2600 is lent out into two parts, one at 9% and another at 7% if the total annual income is Rs. 206, find the money lent at 7%.

    • Options
    • A. Rs. 1400
    • B. Rs. 900
    • C. Rs. 1600
    • D. Rs. 1200
      • Discuss
    • 10. In an election between two candidates 70% of the voters cast their votes, out of which 2% of the votes were declared invalid. A candidate got 7203 votes which was 60% of the total valid votes. Find the total number of voters enrolled in that election.

    • Options
    • A. 18050
    • B. 17500
    • C. 17000
    • D. 7203
      • Discuss

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