Question

Hello this is Siara
Please solve this question ( from Maths NCERT Class 8 ).

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Answer 1

Answer:

The cube took less material to make

Step-by-step explanation:

we know that,

amount of material needed = Surface area of the object.

therefore,

surface area of a = 14,800cm

surface area of b = 10,000cm

therefore b took less amount of material....

you can trust me. I am a student of class 7. Hope this helps. Please mark me brainliest .

Answer 2

Answer:

B

Step-by-step explanation:

As; length X width X height

For A

= 60 X 40 X 50

= 120,000

For B

= 50 X 50 X 50

= 125,000

So Area of B is more than A

Hence it requires more material to be made.