A person saved Rs 100,Rs 150,Rs 200... Every month...1] In which month will he save Rs 2500? 2]Find his total saving till then
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1
Answer:
49
Step-by-step explanation:
a = 100
d = T3-T2 = T2-T1 = 50
an = 2500
n =?
an = a+(n-1)d
2500 = 100+(n-1)50
2500 = 100+50n-50
2500 = 50+50n
50n = 2450
n = 2450/50
n = 49
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