Question

malti donated1/20 of her salary to a widow aahram, 1/5 of school fee 1/6 of food and left ₹21000 find her monthly salary

please help​

Answer 1

Answer: Rs 36000

Step-by-step explanation:

1/20+1/5+1/6

=3+12+10

    60

=25/60 has been used

60/60-25/60=35/60

35/60=Rs 21000

therefore 60/60=?

                          =  60/60 divided by 35/60*21000

                           =12/7*21000

                          =Rs 36000 is her monthly salary