Question

The question is in the diagram, Thank you!

Answer 1

(a)volume of cube is 8

volume of cuboidal container = volume of cube

l×b×h=a^3

15×8×5=8

8 cancel from both sides

ANS IS :- 15×5= 75

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Answer 2

(a). volume of cube=a^3

=2^3

=8cm^3

(b). increasing water level=volume of water+volume of cube

=L×B×H+8 cm^3

=15×8×5+8 cm^3

=608 cm^3

L×B×H=608

8×5×H=608

H×40=608

H=608÷40

H=15.2 cm

so, increased height=15.2-15

=0.2cm

hope it's helpful.................