Aptitude - Square Root and Cube Root - Discussion
Discussion Forum : Square Root and Cube Root - General Questions (Q.No. 1)
1.
The cube root of .000216 is:
Answer: Option
Explanation:
| (.000216)1/3 | = |  |
216 |  |
1/3 |
| 106 |
| = | |
6 x 6 x 6 | |
1/3 |
| 102 x 102 x 102 |
| = | 6 |
| 102 |
| = | 6 |
| 100 |
= 0.06
Discussion:
63 comments Page 4 of 7.
Sangita said:
1 decade ago
But how guess the 216 is obtain by 6*6*6....?
Simmu said:
1 decade ago
@Sangita.
Remember that very simple 1^3=1, 2^3=8, 3^3=7, 4^3=4, 5^3=5, 6^3=6, 7^3=3, 8^3=2, 9^3=9.
So 216 unit digit is 6 so guess 6^3=216.
Remember that very simple 1^3=1, 2^3=8, 3^3=7, 4^3=4, 5^3=5, 6^3=6, 7^3=3, 8^3=2, 9^3=9.
So 216 unit digit is 6 so guess 6^3=216.
Raimat said:
1 decade ago
@Mohd Aquib, thanks for the straight explanation.
IYAPPAN31 said:
1 decade ago
How can we us convert 216 in to 6?
Aparna said:
1 decade ago
Hi actually 10^6 how you took give me proper explanation?
Pradad said:
10 years ago
Hi, Can you find solution for that in different manner which saves time for us?
NAIK said:
10 years ago
Can you explain short cut in this topic?
Arun said:
10 years ago
That sum is totally confused.
Vikas said:
10 years ago
Thanks to all I got more knowledge about maths. And I request you to all made me understand about how to solve fraction please.
Madhavi said:
9 years ago
Friends, I can't understand it.
1^3 = 1, 2^3 = 8, 3^3 = 7, 4^3 = 4, 5^3 = 5, 6^3 = 6, 7^3 = 3, 8^3 = 2, 9^3 = 9.
Can someone explain please?
1^3 = 1, 2^3 = 8, 3^3 = 7, 4^3 = 4, 5^3 = 5, 6^3 = 6, 7^3 = 3, 8^3 = 2, 9^3 = 9.
Can someone explain please?
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