If log10 125+log10 8=X, then X is equal to
1/3
0.064
-3
3
The values of the numbers 22004 and 52004 are written one after another. How many digits are there in all
4008
2003
2004
None of these
If log10 2=0.3010 and log10 7=0.8451, then the value of log10 2.8 is
0.4471
1.4471
2.4471
If log 2=0.30103, the number of digits in 246 is
18
19
20
21
If log10 2=0.3010, then log2 10 is equal to
699/301
1000/301
0.3010
0.6990
If ax - b, by – c and cz – a, then the value of xyz is:
0
1
1/abc
abc
The value of √0.16/0.4 is
0.02
0.2
0.63
√53824=?
202
232
242
332
If 3a = 4b = 6c and a + b + c = 27√29, then √a2+b2+c2 is
3√29
81
87
(log5 3)X(log3 625) equals
2
4
If √2n = 64, then the value of n is:
6
12
The value of √0.121 is:
0.011
0.11
0.347
1.1
If log 2=0.30103, the number of digits in 450 is
30
31
100
200
The value of log2(log3 625) is
5
10
15
If log8 (X2+X)-log5(x+1)=2, then the value of x is
25
32
If (√3)5 x 92 = 3n x 3√3, then the value of n is:
(logb a X logc b X loga c) is equal to
a+b+c
2x x 81/5 = 21/5, then x is equal to:
1/5
-1/5
2/5
-2/5
(log5 5)(log4 9) (log3 2) is equal to
3/2
If 2x = 3√32, then x is equal to :
3/5
5/3
If 2n – 1 + 2n + 1 = 320, then n is equal to:
8
7
If 3x – 3x-1 – 18, then the value of xx is:
27
216
The square root of (7 + 3√5)(7-3√5) is:
√5
4 3√5
3√5
(13)3+73/(13)2+72-? =20
91
√00004761 equals
0.00069
0.0069
0.0609
0.069
87878 - 7878 - 6666- 777- 33 =?
73354
75224
72534
72524
If x = 5 + 2√6, then (x -1)/√x is equal to:
√2
2√2
√3
2√3
The value of(1/3 log10 125- 2log10 4+log10 32) is
4/5
If a = 0.1039, then the value of √4a2-4a+1 +3a is
0.1039
0.2078
1.1039
2.1039
√7921 *51+374 = (?)3
16