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ICSE Class 7 Answered

After spending 50% of the monthly income, a man gave 20.2% of the remaining for charity and deposits 20% of the remaining amount in mutual fund. if he has now Rs. 8000, find his total monthly income. 
Asked by Northeast | 17 Nov, 2015, 08:16: PM
answered-by-expert Expert Answer
Let space Rs. space straight x space be space the space monthly space income space of space the space man. Monthly space spending space equals 50 over 100 straight x equals 0.5 straight x Man space gave space 20.2 percent sign space of space the space remainng space for space charity Charity space amount space equals fraction numerator 20.2 over denominator 100 end fraction cross times open parentheses 0.5 straight x close parentheses equals 0.101 straight x Man space deposits space 20 percent sign space of space the space remainng space in space mutual space fund space Nutual space fund space amount space equals 20 over 100 cross times open parentheses 0.5 straight x close parentheses equals 0.1 straight x Man space has space Rs. space 8000 space with space him. Now space mans space total space monthly space income space equals Monthly space spending space plus Charity space amount space plus Mutual space fund space amount space plus space Rs space 8000 therefore straight x equals 0.5 straight x plus 0.101 straight x plus 0.1 straight x plus 8000 0.299 straight x equals 8000 straight x space equals space Rs space 26755.8528 almost equal to Rs 26756 Man apostrophe straight s space monthly space income space is space Rs space 26756
Answered by Vijaykumar Wani | 18 Nov, 2015, 10:21: AM

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