Q. 513.5( 8 Votes )
Ram kali wo
a = 50, d = 20
an = a + (n – 1) d = l
a12 = 50 + 11 * 20 = 270
Sn = [a + l]
= [50 + 270]
= 12 * 160 = 1920
Yes, she will be able to fulfill her dream of sending her daughter to school.
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