Quiz Discussion

The population of village is 1,00,000. The rate of increase is 10% per annum. Find the population at the start of the third year?

• 1] 1,33,100
• 2] 1,21,000
• 3] 1,18,800
• 4] 1,20,000
• 5] None of these

If a 36 inches long strip cloth shrinks to 33 inches after being washed, how many inches long will the same strip remain after washing if it were 48 inches long?

• 1] 47 inches
• 2] 44 inches
• 3] 45 inches
• 4] 46 inches

What is 15 percent of Rs. 34.? 

• 1]

  Rs 3.40

• 2]

  Rs 3.75

• 3]

  Rs 4.5

• 4]

  Rs 5.1

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

When any number is divided by 12, then dividend becomes `1/4t h` of the other number. By how much percent first number is greater than the second number?

• 1]

  150

• 2]

  200

• 3]

  300

• 4]

  None Of These

Each side of a rectangular field diminished by 40%. By how much per cent is the area of the field diminished?

• 1] 32%
• 2] 64%
• 3] 25%
• 4] 16%

Half percent, written as a decimal, is

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

One bacterium splits into eight bacteria of the next generation. But due to environment, only 50% of one generation can produced the next generation. If the seventh generation number is 4096 million, what is the number in first generation?

• 1] 1 million
• 2] 2 million
• 3] 4 million
• 4] 8 million
• 5] None of these

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

The price of raw materials has gone up by 15%, labor cost has also increased from 25% of the cost of raw material to 30% of the cost of raw material. By how much percentage should there be reduction in the usage of raw materials so as to keep the cost same?

• 1] 28%
• 2] 17%
• 3] 27%
• 4] 24%
• 5] Cannot determined