Quiz Discussion

A college has raised 75% of the amount it needs for a new building by receiving an average donation of Rs. 600 from the people already solicited. The people already solicited represent 60% of the people, the college will ask for donations. If the college is to raise exactly the amount needed for the new building, what should be the average donation from the remaining people be solicited?

• 1] 300
• 2] 250
• 3] 400
• 4] 500

Ram spends 30% of his salary on house rent, 30% of the rest he spends on his children's education and 24% of the total salary he spends on clothes. After his expenditure, he is left with Rs. 2500. What is Ram's salary?

• 1] Rs. 11,494.25
• 2] Rs. 20,000
• 3] Rs. 10,000
• 4] Rs. 15,000

The length, breadth and height of a room are in ratio 3:2:1. If breadth and height are halved while the length is doubled, then the total area of the four walls of the room will

• 1] remain the same
• 2] decrease by 13.64%
• 3] decrease by 15%
• 4] decrease by 18.75%
• 5] decrease by 30%

The cost of a car is 400% greater than the cost of a bike. If there is an increase in the cost of the car is 15% and that of bike 20%. Then the total increase in the cost of the 5 cars and 10 bikes is:

• 1]

  17.5%

• 2]

  %

• 3]

  18.5%

• 4]

  18.25%

80% of a smaller number is 4 less than 40% of a larger number. The larger number is 85 greater than the smaller one. The sum of these two number is

• 1] 325
• 2] 425
• 3] 235
• 4] 500

The square of a positive number is 2000% greater than the number itself, then the square of that number is :

• 1] 1762
• 2] 1635
• 3] 441
• 4] 139

Last year, the population of a town was x and if it increases at the same rate, next year it will be y. the present population of the town is

• 1]

  

• 2]

  

• 3]

  

   

   

• 4]

  

In an examination, questions were asked in five sections. Out of the total students, 5% candidates cleared the cut-off in all the sections and 5% cleared none. Of the rest, 25% cleared only one section and 20% cleared four sections. If 24.5% of the entire candidates cleared two sections and 300 candidates cleared three sections. Find out how many candidates appeared at the examination?

• 1] 1000
• 2] 1200
• 3] 1500
• 4] 2000
• 5] 1800

30% of a number when subtracted from 91, gives the number itself. Find the number.

• 1] 60
• 2] 65
• 3] 75
• 4] 70
• 5] None of these

Three candidates contested an election and received 1136, 7636 and 11628 votes respectively. What percentage of the total votes did the winning candidate get?

• 1]

  57%

• 2]

  60%

• 3]

  65%

• 4]

  90%