Aptitude - Surds And Indices Test

Test Instructions :

1. The Test is 1hr duration.
2. The Test Paper consists of 30 questions. The maximum marks are 30.
3. All the questions are multiple choice question type with three options for each question.
4. Out of the three options given for each question, only one option is the correct answer.
5. Each question is allotted 1 mark for each correct response.
6. 0.25 will be deducted for incorrect response of each question.
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   Time Left : 00 : 30    : 00

If 2x = 3√32, then x is equal to :

  

  

  

  

√7+√5 / √7 - √5 is equal to

  

  

  

  

If 3a = 4b = 6c and a + b + c = 27√29, then √a2+b2+c2 is

  

  

  

  

(21 .35)2 +(12.25)2 =?

  

  

  

  

  

The square root of (7 + 3√5)(7-3√5) is:

  

  

  

  

If log10 2=0.3010 and log10 7=0.8451, then the value of log10 2.8 is

  

  

  

  

[log(a2/bc)+log(b2/ac)+log(c2/ab)] is equal to

  

  

  

  

If 2n – 1 + 2n + 1 = 320, then n is equal to:

  

  

  

  

If log 2=0.30103, the number of digits in 450 is

  

  

  

  

√571536/42 * ?=5850

  

  

  

  

  

If √2n = 64, then the value of n is:

  

  

  

  

√00004761 equals

  

  

  

  

√7921 *51+374 = (?)3

  

  

  

  

  

The value of(1/3 log10 125- 2log10 4+log10 32) is

  

  

  

  

If log10 2=0.3010, then log2 10 is equal to

  

  

  

  

87878 - 7878 - 6666- 777- 33 =?  

  

  

  

  

  

If a + b + c = 13, a2 + b2 + c2 = 69, then find ab + bc + ca.

  

  

  

  

If ax - b, by – c and cz – a, then the value of xyz is:

  

  

  

  

If 5√5 x 53 + 5-3/2 = 5a+2, then the value of a is:

  

  

  

  

(13)3+73/(13)2+72-? =20

  

  

  

  

The value of √0.121 is:

  

  

  

  

If log10 2=0.3010, then value of log10 25 is

  

  

  

  

If pqr = 1, the value of the expression (1/(1 + p + q-1)) + (1/(1 + q + r-1)) + (1/(1 + r + p-1)) is equal to

  

  

  

  

If log8 (X2+X)-log5(x+1)=2, then the value of x is

  

  

  

  

The value of (log9 27+log8 32) is

  

  

  

  

If a = 0.1039, then the value of √4a2-4a+1 +3a is 

  

  

  

  

If log10 5+ log10 (5x+1)= log10 (x+5)+1, then x is equal to

  

  

  

  

If log2 [log3(log2 x)]=1, then x is equal to

  

  

  

  

If x2+y2+z2-64/xy-yz-zx=-2and x + y = 3z, then the value of z is:

  

  

  

  

√53824=?

  

  

  

  

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