Quantitative Aptitude

Fractions and Percentages

307 Questions

Fractions and percentages form the foundation of quantitative aptitude, requiring the conversion of values between different formats. Questions cover percentage increases, fractional equivalents, and basic arithmetic manipulations. These concepts are heavily tested in SSC, banking, and railway competitive exams.

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Fractions and Percentages Questions

Multiple choice

What is the maximum allowable percentage of fly ash that can be used in cement manufacturing?

  1. 20%

  2. 30%

  3. 40%

  4. 50%
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Fly Ash Utilization Notification, 1999 specifies that the maximum allowable percentage of fly ash that can be used in cement manufacturing is 30%.

Multiple choice

What is the Medicare Part B coinsurance?

  1. 20%

  2. 25%

  3. 30%

  4. 35%
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Medicare Part B coinsurance is 20%. This means that you will have to pay 20% of the cost of your covered medical expenses after you meet the deductible.

Multiple choice

What is a good atom economy?

  1. Greater than 90%

  2. Between 70% and 90%

  3. Between 50% and 70%

  4. Less than 50%
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A good atom economy is greater than 90%.

Multiple choice

What is the rate of TDS?

  1. 1%

  2. 2%

  3. 5%

  4. 10%
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The rate of TDS is 2%.

Multiple choice

What is the rate of TCS?

  1. 0.5%

  2. 1%

  3. 2%

  4. 5%
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The rate of TCS is 1%.

Multiple choice

What is the precision of Atomic Absorption Spectroscopy?

  1. 1-2%.

  2. 2-3%.

  3. 3-4%.

  4. 4-5%.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The precision of Atomic Absorption Spectroscopy is typically in the range of 1-2%.

Multiple choice

What is the accuracy of Atomic Absorption Spectroscopy?

  1. 5-10%.

  2. 10-15%.

  3. 15-20%.

  4. 20-25%.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The accuracy of Atomic Absorption Spectroscopy is typically in the range of 5-10%.