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

The population of a town increased from 1,75,000 to 2,62,500 in a decade. The average percent increase of population per year is:

• 1]

  4.37%

• 2]

  5%

• 3]

  6%

• 4]

  8.75%

(X% of Y) + (Y% of X) is equal to:

• 1] X% of Y
• 2] 20% of XY
• 3] 2% of XY
• 4] 2% of 100 XY

express 62.5% as a fraction

• 1]

  1/2

• 2]

  5/8

• 3]

  3/8

• 4]

  7/8

If A's salary is 25% more than B's salary, then B's salary is how much lower than A's salary?

• 1]

   %

• 2]

  25%

• 3]

  20%

• 4]

  

A student appeared in the Mock CAT. The test paper contained 3 sections namely QA, DI and VA. The percentage marks in all VA was equal to the average of percentage marks in all the 3 sections. Coincidentally, if we reverse the digit of the percentage marks of QA we get the percentage marks of DI. The percentage marks in VA scored by student could be:

• 1] 81
• 2] 48
• 3] 66
• 4] 69
• 5] None of these

From 2000 onwards, till 2003 the price of computers increased every year by 10%. After that due to government subsidy the price of computers decreases every year by 10%. The price of a computer in 2006 will be approx. how much per cent less than the price in 2000 if the same pattern of price is continued :

• 1] 2
• 2] 3
• 3] 4
• 4] 5

An inspector rejects 0.08% of the meters as defective. How many will he examine to reject 2?

• 1]

  2000

• 2]

  2200

• 3]

  2500

• 4]

  2800

1.14 expressed as a per cent of 1.9 is:

• 1] 6%
• 2] 10%
• 3] 60%
• 4] 90%

In the recent, climate conference in New York, out of 700 men, 500 women, 800 children present inside the building premises, 20% of the men, 40% of the women and 10% of the children were Indians. Find the percentage of people who were not Indian?

• 1] 77%
• 2] 73%
• 3] 79%
• 4] 83%