. If 3/4th of 1/3rd of 4/5th of the number is 90. What is the number
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let the number be x
acc. to the question 4/5th of x is = 4x/5
and 1/3rd of 4x/5 is = 4x/15
at last 3/4th of 4x/15 is = 12x/60= x/5
and acc. to question x/5 is= 90
=> x= 90×5= 450
hence,
3/4th of 1/3rd of 4/5th of 450 = 90
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also helps
acc. to the question 4/5th of x is = 4x/5
and 1/3rd of 4x/5 is = 4x/15
at last 3/4th of 4x/15 is = 12x/60= x/5
and acc. to question x/5 is= 90
=> x= 90×5= 450
hence,
3/4th of 1/3rd of 4/5th of 450 = 90
I hope you like
also helps
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