Quantitative Aptitude - Square Roots and Cube Roots
Exam Duration: 45 Mins Total Questions : 30
The square root of 64009 is:
- (a)
253
- (b)
347
- (c)
363
- (d)
803
The value of \(\sqrt { 10+\sqrt { 25+\sqrt { 108+\sqrt { 154+\sqrt { 225 } } } } } \)is:
- (a)
4
- (b)
6
- (c)
8
- (d)
10
If \(x*y=x+y+\sqrt { xy } \), the value of 6\(\ast \)24 is:
- (a)
41
- (b)
42
- (c)
43
- (d)
44
The digit in the unit's place in the square root of 15876 is:
- (a)
2
- (b)
4
- (c)
6
- (d)
8
How many two-digit numbers satisfy this property:The last digit (unit's digit) of the square of the two-digit number is 8?
- (a)
1
- (b)
2
- (c)
3
- (d)
None of these
What is the square root of 0.16?
- (a)
0.004
- (b)
0.04
- (c)
0.4
- (d)
4
\({ 1.5 }^{ 2 }\times \sqrt { 0.0225 } \)=?
- (a)
0.0375
- (b)
0.3375
- (c)
3.275
- (d)
32.75
The value of \(\sqrt { 0.01 } +\sqrt { 0.81 } +\sqrt { 1.21 } +\sqrt { 0.0009 } \)is:
- (a)
2.03
- (b)
2.1
- (c)
2.11
- (d)
2.13
\(\sqrt { .0025 } \times \sqrt { 2.25 } \times \sqrt { .0001 } =?\)
- (a)
.000075
- (b)
.0075
- (c)
.075
- (d)
None of these
For what value of * the statement \((\frac { * }{ 15 } )(\frac { * }{ 135 } )\)=1 is true?
- (a)
15
- (b)
25
- (c)
35
- (d)
45
\(28\sqrt { ? } +1426=\frac { 3 }{ 4 } of\quad 2872\)
- (a)
576
- (b)
676
- (c)
1296
- (d)
1444
If \(\sqrt { x } \div \sqrt { 441 } =0.02\), then the value of x is:
- (a)
0.1764
- (b)
1.764
- (c)
1.64
- (d)
2.64
If \(\sqrt { .04\times .4\times a } =.004\times .4\times \sqrt { b } ,\)then \(\frac { a } { b }\)is:
- (a)
\(16\times { 10 }^{ -3 }\)
- (b)
\(16\times { 10 }^{ -4 }\)
- (c)
\(16\times { 10 }^{ -5 }\)
- (d)
None of these
Three-fifth of the square of a certain number is 126.15. what is the number?
- (a)
14.5
- (b)
75.69
- (c)
145
- (d)
210.25
\((2\sqrt { 27 } -\sqrt { 75 } +\sqrt { 12 } )\)is equal to :
- (a)
\(\sqrt { 3 }\)
- (b)
\(2\sqrt { 3 }\)
- (c)
\(3\sqrt { 3 }\)
- (d)
\(4\sqrt { 3 }\)
By how much does \(\sqrt { 12 } + \sqrt { 18 }\)exceed \(\sqrt{ 3 }+ \sqrt { 2 }\)?
- (a)
\(\sqrt { 2 } -4\sqrt { 3 } \)
- (b)
\(\sqrt { 3 } +2\sqrt { 2 } \)
- (c)
\(2(\sqrt { 3 } -\sqrt { 2 }) \)
- (d)
\(3(\sqrt { 3 } -\sqrt { 2 }) \)
\(\frac { \sqrt { 24 } +\sqrt { 216 } }{\sqrt { 96 } } \)=?
- (a)
\(2\sqrt { 6 } \)
- (b)
2
- (c)
\(6\sqrt { 2 } \)
- (d)
\(\frac { 2 }{ \sqrt { 6 } } \)
The value of \(\frac { \sqrt { 80 } -\sqrt { 112 } }{ \sqrt { 45 } -\sqrt { 63 } } \)is:
- (a)
\(\frac { 3 } { 4 }\)
- (b)
\(1\frac { 1 } { 3 }\)
- (c)
\(1\frac { 7 } {9 }\)
- (d)
\(1\frac { 3 } {4 }\)
If \(3\sqrt { 5 } +\sqrt { 125 } =17.88,\)then what will be the value of \(\sqrt { 80 } +6\sqrt { 5 } \)
- (a)
13.41
- (b)
20.46
- (c)
21.66
- (d)
22.35
\(\sqrt { \frac { .081\times .484 }{ .0064\times 6.25 } } \)is equal to :
- (a)
0.9
- (b)
0.99
- (c)
9
- (d)
99
The value of:\(\sqrt { \frac { { (0.03) }^{ 2 }+{ (0.21) }^{ 2 }+{ (0.065) }^{ 2 } }{ { (0.003) }^{ 2 }+{ (0.021) }^{ 2 }+{ (0.0065) }^{ 2 } } } \)is:
- (a)
0.1
- (b)
10
- (c)
\({10} ^ { 2 }\)
- (d)
\({10 } ^ { 3 }\)
The square root of \(\frac { { (0.75) }^{ 3 } }{ 1-0.75 } +[0.75+({ 0.75) }^{ 2 }+1]\)is:
- (a)
1
- (b)
2
- (c)
3
- (d)
4
If \(\sqrt { 24 } =4.899\), the value of \(\sqrt { \frac { 8 }{ 3 } } \)is:
- (a)
0.544
- (b)
1.333
- (c)
1.633
- (d)
2.666
What is the least number which should be subtracted from 0.000326 to make it a perfect square?
- (a)
0.000002
- (b)
0.000004
- (c)
0.02
- (d)
0.04
The greatest four-digit-perfect square number is:
- (a)
9000
- (b)
9801
- (c)
9900
- (d)
9981
Given \(\sqrt { 5 }=2.2361,\sqrt { 3 }=1.7321,\)then \(\frac { 1 }{ \sqrt { 5 } -\sqrt { 3 } } \)is equal to :
- (a)
1.98
- (b)
1.984
- (c)
1.9841
- (d)
2
If \(\sqrt { 2 }=1.414\), the square root of \(\frac { \sqrt { 2 } -1 }{ \sqrt { 2 } +1 } \)is nearest to :
- (a)
0.172
- (b)
0.414
- (c)
0.586
- (d)
1.414
A man plants 15376 apple trees in his garden and arrange them so that there are as many rows as there are apples in each row. the number of rows is;
- (a)
124
- (b)
126
- (c)
134
- (d)
144
A general wishes to draw up his 36581 soldiers in the form of a solid square. After arranging them, he found that some of them are left over. How many are left?
- (a)
65
- (b)
81
- (c)
100
- (d)
None of these
\(\sqrt [ 3 ]{ 4\frac { 12 }{ 125 } =? } \)
- (a)
\(1\frac { 2 } { 5 }\)
- (b)
\(1\frac { 3 } { 5 }\)
- (c)
\(1\frac { 4 } { 5 }\)
- (d)
\(2\frac { 2 } { 5 }\)