Posted by HanuMath25/11 on Sunday, November 25, 2012 at 5:29pm.
T4 = T3*r, so r = 36/24 = 3/2
T3 = ar^2, so 24 = a(9/4), so a=32/3
S10 = 32/3 * (1-(3/2)^10)/(1 - 3/2) = 58025/48
seems clumsy, so better check my math.
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