A positive perfect cube ends in 3. Its integer cube root ends in?
A3
B9
C1
D7
Answer & Solution
Correct answer: D. 7
A units digit 7 cubes to a units digit 3, and no other units digit does so.
Keep practising Cubes And Cube Roots
Browse all Cubes And Cube Roots questions for ICSE Class 8, or explore more Mathematics topics.
Related questions
For an integer n > 1, compare n³ and n².How many positive perfect cubes are at most 999?A solid 4 × 4 × 4 unit-cube stack is painted on all 6 faces. Unpainted cubes?A cube equals a 2 × 4 × 8 cm cuboid in volume. Cube edge?A cube's edge doubles. Its volume is multiplied by?How many 2 × 3 × 3 cm cuboids fill a solid 6 cm cube?216 cubes of edge 2 cm form one solid cube. Its edge?A solid cube has volume 343 cm³. Its edge length?