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1
Using the table, estimate the cube root of 15 and find the digit just after the decimal.
2.351,3
2.520,5
2.466,4
2.410,4
2
The length of each edge of a cube is 9 m. The volume of the cube, in is :
27
81
108
729
3
Which of the following is the cube of even natural number ?
3,375
1,331
13,824
4
The unit digit in the cube root of 343 and 1000 are respectively ____ .
7,0
1,0
3,0
9,0
5
The value of : is
- 12
-14
-11
12
6
The cube root of is :
9
None of these
7
While estimating the cube root of 23 using the table, what is the fractional part in it.
802
844
8
The cube root of 1.331 is __________________ .
0.11
0.011
11
1.1
__________
70
- 70
14
- 14
10
What is the smallest number by which when 675 is multiplied,the product is a perfect cube?
16
The value of is
50
-50
55
-55
13
27.971
29.791
29.971
27.197
By what smallest number must 1080 be divided in order to make it a perfect cube?
15
Evaluate the following:
(i) - 1, (ii) - 6.9 , (iii) - 2/5
(i) - 3 , (ii) - 7.1 , (iii) - 1/5
(i) - 4 , (ii) - 7.9 , (iii) - 2/5
(i) - 1 , (ii) - 6.5 , (iii) - 1/5
_____________
17
Using the table, estimate the cube root of 33.45(correct up to three decimal places).
3.258
3.412
3.222
3.240
18
The value of is :
28
- 28
- 18
19
Find the ones and tens digit in the cube root of 42875.
2,5
4,5
5,3
3,5
20
The value of is ______ .