Question

please give the answer 8,9

Answer 1

1) let the number is 11 when. devide 1 is came and when multiply ans is 121 than difference is 121-1= 120
2040/120
17×11=187 is that number
2) sister gave brother 25 RS and now RS is doubled 25×2=50 RS now to the brother
and 1/5 money of brother =50/5=10rs with sister now
in beginning
brother = 25 RS s
sister = 25+10=35 rs