Quiz Discussion

If the price of the commodity is increased by 50% by what fraction must its consumption be reduced so as to keep the same expenditure on its consumption?

• 1]

  1/4

• 2]

  1/3

• 3]

  1/2

• 4]

  2/3

the digit at unit place of a two-digit number is increased by 100% and the digit at ten places of the same number is incresed by 50% the new number thus formed is 19 more then the original number. what is the original number?

• 1]

  22

• 2]

  63

• 3]

  24

• 4]

  None Of These

The price of rice falls by 20%. How much rice can be bought now with the money that was sufficient to buy 20 kg of rice previously?

• 1] 5 kg
• 2] 15 kg
• 3] 25 kg
• 4] 30 kg

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

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

Two tailors X and Y are paid a total of Rs. 550 per week by their employer. If X is paid 120 percent of the sum paid to Y, how much is Y paid per week?

• 1]

  Rs. 200

• 2]

  Rs. 250

• 3]

  Rs. 300

• 4]

  None Of These

The number which exceeds 16% of it by 42 is :

• 1]

  50

• 2]

  52

• 3]

  58

• 4]

  60

• 5]

  None Of These

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%

The length, breadth and height of a room in the shape of a cuboid are increased by 10%, 20% and 50% respectively. Find the percentage change in the volume of the cuboid.

• 1] 77%
• 2] 75%
• 3] 88%
• 4] 98%
• 5] 99%

The employer reduces the number of employees in the ratio 9: 8 and increases their wages in the ratio 14: 15 If the previous wage bill was Rs 189000 what is the amount by which the new wage bill will increase or decrease?

• 1]

  Rs 21000

• 2]

  Rs 10000

• 3]

  Rs 9000

• 4]

  Rs 25000