logo

CuriousTab

CuriousTab

Discussion


Home Aptitude Volume and Surface Area See What Others Are Saying!
  • Question
  • Bricks are worth Rs. 750 per 1000 and their length, breadth and height 25 cm, 12.5 cm and 7.5 cm respectively. The cost of bricks required to build a wall 200 m long, 1.8 m high and 37.5 cm thick is?


  • Options
  • A. Rs. 42, 600
  • B. Rs. 43, 200
  • C. Rs. 40, 750
  • D. Rs. 41, 860

  • Correct Answer
  • Rs. 43, 200 

    Explanation

    Number of bricks required = Volume of wall in cm3 / Volume of 1 brick
    = (200 x 100 x 1.8 x 100 x 37.5)/(25 x 12.5 x 7.5)
    = 57, 600

    ? Required cost = Rs. (750 x 57600)/1000
    = Rs. 43, 200


  • More questions

    • 1. 
      Find the sum 3/10 + 5/100 + 8/1000 in decimal form?

    • Options
    • A. 0.853
    • B. 0.358
    • C. 3.58
    • D. 8.35
    • Discuss
    • 2. 
      The auto-rickshaw fare consists of a fixed charge together with the charge for the distance covered. For a journey of 10 km, the charge paid is ?85 and for a journey of 15 km, the charge paid is ?120. The fare for a journey of 25 km will be

    • Options
    • A. ?175
    • B. ?190
    • C. ?180
    • D. ?225
    • Discuss
    • 3. A and B started a business in partnership investing Rs. 20,000 and Rs. 15,000 respectively. After six months, C joined them with Rs. 20,000. What will be B's share in total profit of Rs. 25,000 earned at the end of 2 years from the starting of the business?

    • Options
    • A. Rs. 7500
    • B. Rs. 9000
    • C. Rs. 9500
    • D. Rs. 10,000
    • Discuss
    • 4. 
      Two-fifths of one -fourth of three -seventh of a number is 15. What is half of that number?

    • Options
    • A. 96
    • B. 196
    • C. 94
    • D. None of these
    • Discuss
    • 5. 
      Which of the following is a leap year?

    • Options
    • A. 1146
    • B. 1254
    • C. 2100
    • D. 1128
    • Discuss
    • 6. A number consists of two digits. If the digits interchange places and the new number is added to the original number, then the resulting number will be divisible by:

    • Options
    • A. 3
    • B. 5
    • C. 9
    • D. 11
    • Discuss
    • 7. 
      At what time between 4 : 30 and 5 will the hands of a clock be in a straight line?

    • Options
    • A. 50 minutes past 4
    • B. 42 minutes past 4
    • C. 54 6 minutes past 4 11
    • D. 46 minutes past 4
    • Discuss
    • 8. 
      How many 3-digits numbers are completely divisible by 6?

    • Options
    • A. 149
    • B. 150
    • C. 151
    • D. 166
    • Discuss
    • 9. 
      In a camp, there is a meal for 120 men or 200 children. If 150 children have taken the meal, how many men will be catered to with remaining meal?

    • Options
    • A. 56
    • B. 45
    • C. 30
    • D. 27
    • Discuss
    • 10. 
      Cost of 1 chair is Rs. 214 and cost of one table is Rs. 937, then what is the approximate cost of 6 dozen chairs and 4 dozen tables?

    • Options
    • A. Rs. 60000
    • B. Rs. 58000
    • C. Rs. 55000
    • D. Rs. 62000
    • Discuss


    Comments

    There are no comments.

Enter a new Comment