69. Let x and y be natural numbers. If x divides y, then x^3 divides y^3. 69. Let x and y be natural numbers. If x divides y then x^3 divides y^3. July 15, 2021 Category: Chapter 6 - Squares and Square Roots , Chapter 7 - Cubes and Cube Roots , Maths , NCERT Class 8 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related 1. Set up equations and solve them to find the unknown numbers in the following cases: (f) Ibenhal thinks of a number. If she adds 19 to it divides the sum by 5, she will get 8.The largest number which divides 70 and 125, leaving remainders 5 and 8 respectively is :Using Euclid’s division algorithm, first the largest number that divides 1251, 9377 and 15628 leaving remainders 1, 2 and 3, respectively.