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1
What is the number obtained in the fourth step while finding the cube root of 512 by successive subtraction?
485
387
448
438
2
The unit and tens digit in the cube root of 4913 are respectively ____ .
3,1
4,9
7,1
1,3
3
The cube root of is :
27
9
None of these
4
The number which is not a perfect cube among the following is :
1,331
216
243
512
5
Find the number obtained in the third column while calculating the cube of 44 using the column method.
198
211
85184
851
6
Find the cube root of 64 by successive subtraction of numbers 1,7,19,37,...
7
Find the number obtained in the third column while calculating the cube of 55 using the column method.
166
413
166375
8
Find the digit from extreme left in decimal part while finding the cube root of 21 using table.
By what smallest number must 1080 be divided in order to make it a perfect cube?
10
Which of the following numbers are perfect cubes ?
108
343
5,324
11
Write in index form
12
13
Calculate the value of
- 4
14
The smallest number by which 8,788 must be divided so that the quotient is perfect cube is :
16
32
15
What is the number obtained in the eighth step while finding the cube root of 729 by successive subtraction?
207
227
107
217
If the least value of 'a' is ___________________ .
17
Using the table estimate the cube root of 37.45(Up to three decimal places).
3.345
3.245
3.315
3.244
18
Three numbers are in the ratio 2 : 3 : 5 to one another. The sum of their cubes is 54880. The numbers are _____ .
14, 21, 35
12, 15, 17
14, 18, 21
21, 28, 32
19
Find the ones and tens digit in the cube root of 42875.
2,5
4,5
5,3
3,5
20
Using the table, estimate the cube root of 33.45(correct up to three decimal places).
3.258
3.412
3.222
3.240