asked 218k views
4 votes
Ruben bought 6 new books for his collection. This increased his collection by 12%. How many books does he have now?

asked
User Zelfden
by
8.8k points

1 Answer

7 votes

x+6=x+0.12x\\ 0.12x=6\\ x=50\\ 50+6=\boxed{56}
answered
User Andras K
by
8.2k points
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