21. Huixian's mother buys some shares of
Company A on Day 0. On Day 7, the share price
...
Mathematics, 20.01.2021 01:50 enazer
21. Huixian's mother buys some shares of
Company A on Day 0. On Day 7, the share price
of Company A is $4.60. If she sells all her shares
of Company A and buys 2000 shares of
Company B on Day 7, she would receive $7400.
On Day 12, the share price of Company A is
less than that on Day 7. If she sells all her shares
of Company A and buys 5000 shares of
$4.80 and the share price of Company B is $0.50
Company B on day 12, she would have to pay $5800.
Find
(1) the number of shares of Company A Huixian's
mother has,
(ii) the share price of Company B on Day 12.
Answers: 2
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