13.Rebecca used $12 000 to buy the shares of a company at the beginning of February.
a)After 1 month the value of the shares increased by 12%,what is the value of the shares
at the beginning of March?
b)At the beginnig of April,the value of the sharesdecreasedby 30% compared with that at the beginning of March.What is the value of the shares at the beginning of April?
Maths
2006-10-29 9:28 pm
回答 (2)
2006-10-29 9:34 pm
✔ 最佳答案
a) $12 000 x (1+12%)= $13440
b)$13440 x (1-30%)
= $9408
2006-11-01 10:44 pm
a) $12 000 x (1+12%)
=$12 000x112%
= $13440
b)$13440 x (1-30%)
=13440x70%
= $9408
=$12 000x112%
= $13440
b)$13440 x (1-30%)
=13440x70%
= $9408
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