ram saved R 5 in the first week of a year and then increase his weekly savings become rs 1.75. if in the nth week his weekly savings become rs 20.75 find n
Answers
Answered by
3
Answer:
a=5,d=1.5,n=?,an=20.75
20.75=5+(n-1)1.75
15.5=1.75n-1.75
after this u solve and find answer
Similar questions