# Simplification Aptitude Questions and Answers:

#### Overview:

 Questions and Answers Type: MCQ (Multiple Choice Questions). Main Topic: Quantitative Aptitude. Quantitative Aptitude Sub-topic: Simplification Aptitude Questions and Answers. Number of Questions: 10 Questions with Solutions.

Directions: What Approximate value will come in place of question mark $$?$$ in the following questions?

1. $$42 \ \% \ of \ \sqrt{784} \div 0.01 = ? + 285$$

1. 891
2. 842
3. 856
4. 833

Solution: $$\frac{42 \times \sqrt{784}}{100} \div \frac{1}{100} = ? + 285$$ $$\frac{42 \times 28}{100} \times 100 = ? + 285$$ $$42 \times 28 = ? + 285$$ $$? = 891$$

1. $$4234 \div 18 \times 12 = ? \times 15$$

1. 188
2. 166
3. 144
4. 122

Solution: $$\frac{4234}{18} \times 12 = ? \times 15$$ $$235.22 \times 12 = ? \times 15$$ $$235 \times 12 = ? \times 15$$ $$? = \frac{2820}{15}$$ $$? \approx 188$$

1. $$\frac{260}{22} \div \frac{34}{312} \times \frac{432}{42} = ?$$

1. 1236
2. 1080
3. 996
4. 912

Solution: $$\frac{260}{22} \times \frac{312}{34} \times \frac{432}{42} = ?$$ $$11.81 \times 9.17 \times 10.28 = ?$$ $$12 \times 9 \times 10 = ?$$ $$? \approx 1080$$

1. $$3 \sqrt{?} = 3 \sqrt{5832} \div 3 \sqrt{216}$$

1. 27
2. 64
3. 125
4. 216

Solution: $$3 \sqrt{?} = 3 \sqrt{5832} \div 3 \sqrt{216}$$ $$3 \sqrt{?} = 3 \sqrt{18 \times 18 \times 18} \div 3 \sqrt{6 \times 6 \times 6}$$ $$3 \sqrt{?} = 18 \div 6$$ $$? = (3)^3$$ $$? = 27$$

1. $$184000 \div 160 \div 40 \div 10 = ?$$

1. 1
2. 2
3. 3
4. 4

Solution: $$184000 \div 160 \div 40 \div 10 = ?$$ $$\frac{184000}{160 \times 40 \times 10} = ?$$ $$? = 2.875 \approx 3$$

1. $$3 \sqrt{125.02 + 63.84 + 27.11} = ?$$

1. 4
2. 5
3. 6
4. 7

Solution: $$3 \sqrt{125.02 + 63.84 + 27.11} = ?$$ $$3 \sqrt{125 + 64 + 27} = ?$$ $$3 \sqrt{216} = ?$$ $$? \approx 6$$

1. $$24.91 \ \% \ of \ 299.11 + 325 \div 5 = ?$$

1. 110
2. 120
3. 130
4. 140

Solution: $$25 \ \% \ of \ 300 + 325 \div 5 = ?$$ $$\frac{25 \times 300}{100} + \frac{325}{5} = ?$$ $$? = 75 + 65$$ $$? \approx 140$$

1. $$(15.12 \times (3.89)^2 \times 4.21) \div 25 = ?$$

1. 30
2. 38
3. 44
4. 52

Solution: $$(15 \times (4)^2 \times 4) \div 25 = ?$$ $$(15 \times 16 \times 4) \div 25 = ?$$ $$? = \frac{960}{25}$$ $$? \approx 38$$

1. $$214.78 \times \sqrt{?} - 120.31 = (17.88)^2$$

1. 1
2. 2
3. 3
4. 4

Solution: $$215 \times \sqrt{?} - 120 = (18)^2$$ $$215 \times \sqrt{?} = 324 + 120$$ $$\sqrt{?} = \frac{444}{215}$$ $$? = (2)^2$$ $$? \approx 4$$

1. $$2241 \times 1249 \div 1221 - 899 = ?$$

1. 1395
2. 1265
3. 1225
4. 1080

Solution: $$\frac{2240 \times 1250}{1220} - 900 = ?$$ $$2295 - 900 = ?$$ $$1395 \approx ?$$