Question

Siva makes a cuboid of plasticine of sides 3 cm, 2 cm, 3cm. How many such cuboids will he needs to form a cube

Answer 1

Answer:

He requires 75 such cuboids to form a cube.

Step-by-step explanation:

Vol. of cuboid = ( 3×3×5 ) cm^3

= 45 cm^3

Each side of a cube will be = ( LCM of 3, 3 & 5. ) cm

= 15 cm

Therefore, Vol. of cube = 3375 cm^3

Therefore, No. of cuboids required = vol. of cube / vol. of cuboid

= 3375 / 45

= 75 (ANS)

MARK AS "BRAINIEST" ANSWER.

Answer 2

The answer should be 12

to form a cube, make pair of three,

here we have 3cm, 2cm, and 3cm so we will multiply ×2×2×3 to form pair of 3, and the answer is 12