Quiz Discussion

600 students took the test on Physics and chemistry. 35% students failed in Physics and 45% students failed in chemistry and 40% of those who passed in chemistry also passed in Physics, then how many students failed in both :

• 1] 16
• 2] 15
• 3] 13
• 4] 12

A sales executive gets 20% bonus of the total sales value and 10% commission besides the bonus on the net profit after charging such commission. If the total sales value be Rs. 10 lakh per annum and the total profit of the company be Rs. 1.32 lakh, then his total earning per annum will be, given that he is not entitled to receive any fixed salary from the company :

• 1] 2.3 lakh
• 2] 2.32 lakh
• 3] 2.12 lakh
• 4] 3.2 lakh
• 5] None of these

The population of a town increased from 175000 to 262500 in a decade. The average percent increase of population per year is?

• 1]

  33.33%

• 2]

  5%

• 3]

  6%

• 4]

  8.75%

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

Half percent, written as a decimal, is

• 1] 0.2
• 2] 0.02
• 3] 0.005
• 4] 0.05

In the Bombay Stock Exchange there are 45% female employees and thus the number of male employees is exceeded by 72. Hence the total no. of employees in the BSE is:

• 1] 540
• 2] 720
• 3] 800
• 4] 550

In an election a candidate who gets 84% of the votes is elected by a majority of 476 votes. What is the total number of votes polled?

• 1]

  672

• 2]

  700

• 3]

  749

• 4]

  848

The difference between a number and its two-fifth is 510. What is 10% of that number ?

• 1]

  75

• 2]

  85

• 3]

  95

• 4]

  105

If two numbers are respectively 30% and 40% more than a third number, what percent is the first of the second?

• 1]

  %

• 2]

  %

• 3]

  80%

• 4]

  75%

In the Science City, Kolkata the rate of the ticket is increased by 50% to increased the revenue but simultaneously 20% of the visitor decreased. What is percentage change in the revenue. if it is known that the Science city collects one revenue only from the visitors and it has no other financial supports:

• 1] +20%
• 2] -25%
• 3] +30%
• 4] -30%
• 5] Cannot determined