Simplification

Quantitative Aptitude

Page 2 of 4 • 32 total questions

Quantitative Aptitude • Simplification
1 markView Details

If x = 2 + √3, find the value of x³ + 1/x³

A

26

B

52

C

78

D

104

Quantitative Aptitude • Simplification
1 markView Details

If 5^(x+1) = 25^(x-2), find x

A

3

B

4

C

5

D

6

Quantitative Aptitude • Simplification
1 markView Details

If x = 1 + √2, find x² + 1/x²

A

4

B

6

C

8

D

10

Quantitative Aptitude • Simplification
1 markView Details

Simplify: (3.7)² - (1.3)²

A

10.2

B

11.2

C

12

D

13.2

Quantitative Aptitude • Simplification
1 markView Details

Simplify: (1² + 2² + 3² + ... + 10²) ÷ (1 + 2 + 3 + ... + 10)

A

5.5

B

6.5

C

7.5

D

7

Quantitative Aptitude • Simplification
1 markView Details

If 20% of A = 30% of B = 1/6 of C, find A:B:C

A

15:10:18

B

12:8:15

C

10:15:18

D

18:15:10

Quantitative Aptitude • Simplification
1 markView Details

If (a - b) = 3 and (a² + b²) = 29, find ab

A

10

B

12

C

14

D

16

Quantitative Aptitude • Simplification
1 markView Details

Simplify: √(12 + √(12 + √(12 + ...)))

A

3

B

4

C

5

D

6

Quantitative Aptitude • Simplification
1 markView Details

Simplify: (√5 + √3)/(√5 - √3) + (√5 - √3)/(√5 + √3)

A

4

B

6

C

8

D

10

Quantitative Aptitude • Simplification
1 markView Details

If (x + 1/x) = 3, find x³ + 1/x³

A

18

B

21

C

24

D

27

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