Question

a bowler has an average of 150 points a game for 12 games. if he bowls 6 more games, how high an average must he make in these games to raise his average for the 18 games to 160?
A. 170
B. 175
C. 180
D. 210
E. 225

Answer 1

Well, this is ratio and proportion.
Simply take it like this:

\[\frac{ 12 }{ 150 } = \frac{ 18 }{ N }\]

Answer 2

so its 12N=2700?

Answer 3

yeap. you can solve for the answer now. :3

Answer 4

the answer is E? N=225?

Answer 5

yes, you got it right. (y)

Answer 6

thank u