find the number whose fifth part increased by 30 is equal to its fourth part decreased by 30
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find the number whose fifth part increased by 30 is equal to its fourth part decreased by 30
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Hey there!!
Let us take the number as ' m '
The fifth part of m = ( m ÷ 5 )
The fourth part of m = ( m ÷ 4 )
If we take the question into equation :
( m ÷ 5 ) + 30 = ( m ÷ 4 ) - 30
60 = ( m ÷ 4 ) - ( m ÷ 5 )
LCM = 20
60 = ( 5m - 4m ) ÷ 20
60 = ( m ÷ 20 )
1200 = m
Number = 1200
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