find the smallest decimal number by which 1638.4 has to be divided to make it a perfect cube
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Answer:
The smallest decimal number is 1.2309
Step-by-step explanation:
Let us find the nearest cube number to 1638.4
11³ =1331
12³=1728
As 11³ is less than the number and 12³ is greater than the number 11³ is the cube number which is less than and nearer to the given number
Let the number we neeeded to multiply be x.
1638.4÷ x= 1331
x=1638.4÷1331
x=1.2309
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