Quiz Discussion

In a factory there are three types of machine M1, M2 and M3 which produces 25%, 35% and 40% of the total products respectively. M1, M2 and M3 produces 2%, 4% and 5% defective products, respectively. what is the percentage of non-defective products ?

Course Name: Quantitative Aptitude

  • 1] 89%
  • 2] 97.1%
  • 3] 96.1%
  • 4] 86.1%
  • 5] None of these
Solution
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# Quiz
1
Discuss

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
Solution
2
Discuss

220% of a number X is 44. What is 44% of X.

  • 1] 8.8
  • 2] 8.9
  • 3] 6.6
  • 4] 7.7
Solution
3
Discuss

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
Solution
4
Discuss

A shepherd had n goats in the year 2000. In 2001 the no. of goats increased by 40%. In 2002 the no. of goats declined to 70%. In 2003 the no. of goats grew up 30%. In 2004, he sold 10% goats and then he had only 34,398 goats. The percentage increase of the no. of goats in this duration was :

  • 1] 16.66%
  • 2] 14.66%
  • 3] 11.33%
  • 4] 20%
Solution
5
Discuss

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
Solution
6
Discuss

A number x is mistakenly divided by 10 instead of being multiplied by 10. what is the percentage error in the result?

  • 1] -99%
  • 2] -100%
  • 3] +99%
  • 4] +100%
Solution
7
Discuss

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%

Solution
8
Discuss

The marked price of an article is Rs 2400. It is sold at two successive discounts of 10% and 15%. What is the selling price (in Rs) of the article?

  • 1]

    1836

  • 2]

    1924

  • 3]

    1848

  • 4]

    1976

Solution
9
Discuss

After three successive equal percentage rise in the salary the sum of 100 rupees turned into 140 rupees and 49 paise. Find the percentage rise in the salary.

  • 1] 12%
  • 2] 22%
  • 3] 66%
  • 4] 82%
  • 5] 77%
Solution
10
Discuss

P is 6 times greater than Q then by what per cent is Q smaller than P?

  • 1] 84%
  • 2] 85.5%
  • 3] 80%
  • 4] 83.33%
Solution
# Quiz