### Aptitude - Surds And Indices Test

#### Time Left : 00 : 30    : 00

√53824=?

If x2-1/x+1=4,  x=?

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

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

The value of (log9 27+log8 32) is

(log5 3)X(log3 625) equals

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

√00004761 equals

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

If log 2=0.30103, the number of digits in 246 is

The value of √0.121 is:

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

If x = 5 + 2√6, then (x -1)/√x is equal to:

If (√3)5 x 92 = 3n x 3√3, then the value of n is:

The value of log2(log3 625) is

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

87878 - 7878 - 6666- 777- 33 =?

(log5 5)(log4 9) (log3 2) is equal to

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

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

If 3x – 3x-1 – 18, then the value of xx is:

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

(logb a X logc b X loga c) is equal to

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

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

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

√7+√5 / √7 - √5 is equal to

√7921 *51+374 = (?)3

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

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