Practice Height & Distances - Railway Exams Offered by Unacademy

Height & Distances

Three cubes of sides 4cm, 5cm and 6cm are melted together and a bigger cube is made. Find the side of the new cube.

$3 \sqrt[3]{15} \mathrm{cm}$

$3 \sqrt{15} \mathrm{cm}$

$2 \sqrt[3]{15} \mathrm{cm}$

$2 \sqrt{15} \mathrm{cm}$