A cuboidal block of silver is 9 cm long, 4 cm broad and 3.5 cm in height. From it, beads of volume 1.5cm3 each are to be made. Find the number of beads that can be made from the block.

# A cuboidal block of silver is 9 cm long, 4 cm broad and 3.5 cm in height. From it, beads of volume $1.5c{m}^{3}$ each are to be made. Find the number of beads that can be made from the block.

1. A
84
2. B
85
3. C
86
4. D
87

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### Solution:

Given a cuboidal block of silver is 9 cm long, 4 cm broad and 3.5 cm in height.
Also volume of beads $1.5c{m}^{3}$.
Volume of the  , where   is length,   is breadth and   is height.
Now,

Volume of the beads is  .
The number of beads is given by the formula,

Therefore, the number of beads made out of the silver block is 84.
Hence, the correct option is 1.

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