Question

Calcule a soma dos 10 primeiros termos da seguinte P.A. (8,12,16, ...):

a) 210
b) 220
c) 230
d) 240
e) 250

Answer 1

(8,12,16,20,24,28,32,36,40,44)

8+44=12+40=16+36=20+32=24+28=52

52*5=260