Laya divided her savings money into three different parts in the ratio, 6 ∶ 11 ∶ 13 to deposit in three banks which offer 5%, 6%, and 8% rate of interest respectively. Find the interest earned from the first bank if interest she obtained from the third bank is Rs.26,000 calculated in simple interest.
1
Rs.6,500
2
Rs.7,000
3
Rs.7,500
4
Rs.8,000
5
s.8,500