Question

The internal length,' breadth and
height of a rectangular "box A are
20 cm, 18 cm and 15 cm respec-
tively and that of box B are 18 cm,
12 cm and 5 cm respectively. The
volume of box A is how many times
that of box B?​

Answer 1

Answer:

Internal length, breadth and height of a rectangular box are 10 cm, 8 cm and 6 cm, respectively. How many boxes are needed which can be packed in a cube whose volume is 6240 cu. cm.?

A) 12

B) 13

C) 15

D) 17

Correct Answer:

B) 13

Description for Correct answer:

Volume of rectangular box

= 10×8×6=480cm2

= 6240cm3

= Volume of cubesVolume of rectangular box

= 6240480=13

Hence, 13 boxes are needed.

Step-by-step explanation:

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Answer 2

hence, vol. of box A by vol. of box B = 5/3