Aptitude · all questions

Surds And Indices
practice.

Practice every MCQ with options. Use Show answers when you want the correct option and solution.

203

Questions

1/11

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Open question

(17)^3.5 × (17)^? = 17⁸

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Open question

If (\frac{a}{b})^{x - 1} = (\frac{b}{a})^{x - 3},

then the value of x is

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Open question

Given that 10^0.48 = x, 10^0.70 = y and x^z = y², then the value of z is close to:

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Open question

If 5^a = 3125, then the value of 5^{(a - 3)} is:

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Open question

If 3^{(x - y)} = 27 and 3^{(x + y)} = 243, then x is equal to:

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Open question

(256)^0.16 × (256)^0.09 = ?

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Open question

The value of [(10)¹⁵⁰ ÷ (10)¹⁴⁶]

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Open question

\frac{1}{1 + x ^{(b - a)} + x ^{(c - a)}}

+ \frac{1}{1 + x ^{(a - b)} + x ^{(c - b)}}

+ \frac{1}{1 + x ^{(b - c)} + x ^{(a - c)}} = ?

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Open question

(25)^7.5 × (5)^2.5 ÷ (125)^1.5 = 5^?

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Q10

Open question

(0.04)^-1.5 = ?

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Q11

Open question

\frac{( 243 ) ^{n /5} \times 3 ^{2 n + 1}}{9 ^{n} \times 3 ^{n - 1}} = ?

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Q12

Open question

\frac{1}{1 + a ^{(n - m)}} + \frac{1}{1 + a ^{(m - n)}} = ?

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Q13

Open question

If m and n are whole numbers such that mⁿ = 121, the value of (m - 1)^{n + 1} is:

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Q14

Open question

(\frac{x ^{b}}{x ^{c}})^{(b + c - a)} .

(\frac{x ^{c}}{x ^{a}})^{(c + a - b)} .

(\frac{x ^{a}}{x ^{b}})^{(a + b - c)}

= ?

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Q15

Open question

x = 3 + 22,

then the value of

(x - \frac{1}{x})

is:

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Q16

Open question

Simplify :

(\frac{\frac{3}{2 + 3} - \frac{2}{2 - 3}}{2 - 5 3}) = ?

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Q17

Open question

(

8

4

2

) Equals to = ?

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Q18

Open question

(64)^{- \frac{2}{3}} \times (\frac{1}{4})^{- 2}

is equal to ?

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Q19

Open question

The value of

(\frac{9 ^{2} \times 18 ^{4}}{3 ^{16}})

is = ?

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Q20

Open question

[4^{3} \times 5^{4}] \div 4^{5} = ?

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Surds And Indicespractice.

Surds And Indices
practice.