Quiz Discussion

What is 15 percent of Rs. 34.? 

• 1]

  Rs 3.40

• 2]

  Rs 3.75

• 3]

  Rs 4.5

• 4]

  Rs 5.1

express 62.5% as a fraction

• 1]

  1/2

• 2]

  5/8

• 3]

  3/8

• 4]

  7/8

The population of a town increases every year by 4%. If its present population is 50,000, then after 2 years it will be

• 1] 53,900
• 2] 54,000
• 3] 54,080
• 4] 54,900

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]

  

What percentage of numbers from 1 to 70 have 1 or 9 in the unit's digit?

• 1]

  1

• 2]

  14

• 3]

  20

• 4]

  21

Out of the total production of iron from hematite, an ore of Iron, 20% of the ore gets wasted, and out of the remaining iron, only 25% is pure iron. If the pure iron obtained in a year from a mine of hematite was 80,000 kg, then the quantity of hematite mined from that mine in the year is

• 1] 5,00,000 kg
• 2] 4,00,000 kg
• 3] 4,50,000 kg
• 4] None of these

A report consists of 20 sheets each of 55 lines and each such line consist of 65 characters. This report is reduced onto sheets each of 65 lines such that each line consists of 70 characters. The percentage reduction in number of sheets is closer to

• 1] 20%
• 2] 5%
• 3] 30%
• 4] 35%
• 5] None of these

1.14 expressed as a per cent of 1.9 is:

• 1] 6%
• 2] 10%
• 3] 60%
• 4] 90%

After three successive equal percentage rise in the salary the sum of 100 rupees turned into 140 rupees and 49 paise. Find the percentage rise in the salary.

• 1] 12%
• 2] 22%
• 3] 66%
• 4] 82%
• 5] 77%

If the price of a commodity is decreased by 20% and its consumption is increased by 20%, what will be the increase or decrease in expenditure on the commodity?

• 1] 4% increase
• 2] 4% decrease
• 3] 8% increase
• 4] 8% decrease