A cuboidal birthday cake measures $30 c m \times 20 c m \times 12 c m$ . If one child's share is $200 c m^{3}$ of cake, find the number of children who attended the birthday party.

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Solution

STEP 1 : Finding the volume of cuboidal birthday cake
Volume of cuboidal birthday cake $= l \times b \times h$
Volume of cuboidal birthday cake $= 30 \times 20 \times 12 = 7200 c m^{3}$
STEP 2 : Finding the number of children who attended the birthday party
Number of children who attended the birthday party $= \frac{V o l u m e o f t h e c a k e}{S h a r e o f o n e c h i l d}$
Number of children who attended the birthday party $= \frac{7200}{200} = 36$
Hence, the number of children who attended the birthday party are $36$ .

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A cuboidal birthday cake measures 30cm×20cm×12cm. If one child's share is 200cm3 of cake, find the number of children who attended the birthday party.

A cuboidal birthday cake measures $30 c m \times 20 c m \times 12 c m$ . If one child's share is $200 c m^{3}$ of cake, find the number of children who attended the birthday party.