Quiz Discussion

A student took five papers in an examination, where the full marks were the same for each paper. His marks in these papers were in the proportion of 6:7:8:9:10. In all papers together, the candidate obtained 60% of the total marks then, the number of papers in which he got more than 50% marks is

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

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

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

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

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

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%

1.14 expressed as a per cent of 1.9 is:

• 1] 6%
• 2] 10%
• 3] 60%
• 4] 90%

If 25% of a number is subtracted from a second number the second number reduce to its five-sixth What is the ratio of the first number to the second number?

• 1]

  1:3

• 2]

  2:3

• 3]

  3:2

• 4]

  Data Inadequate

In an office in Singapore there are 60% female employees. 50 % of all the male employees are computer literate. If there are total 62% employees computer literate out of total 1600 employees, then the no. of female employees who are computer literate ?

• 1] 690
• 2] 674
• 3] 672
• 4] 960

The average weight of a class of students is 67.5 kg. The weight of the class teacher is 25% more than the average weight of the class. The average weight of the class is less than the class teacher by x%. The value of x is:

• 1] 33.335
• 2] 25%
• 3] 20%
• 4] 22%