Mary Jo spends $2,300 to buy stock in two companies. She pays $14 a share to one of the companies and $20 a share to the other. If she ends up with a total of 130 shares, how many shares did she buy at $14 a share and how many did she buy at $20 a share?
A) 45 at $14 and 85 at $20
B) 30 at $14 and 100 at $20
C) 55 at $14 and 75 at $20
D) 70 at $14 and 60 at $20
E) 50 at $14 and 80 at $20

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The Answer of Mary Jo spends $2,300 to buy stock in two companies. She pays $14 a share to one of the companies and $20 a share to the other. If she ends up with a total of 130 shares, how many shares did she buy at $14 a share and how many did she buy at $20 a share?
A) 45 at $14 and 85 at $20
B) 30 at $14 and 100 at $20
C) 55 at $14 and 75 at $20
D) 70 at $14 and 60 at $20
E) 50 at $14 and 80 at $20

Mary Jo Spends $2,300 to Buy Stock in Two Companies