[計量] BB TEST4
1.Column A.
the total interest earn on d dollars invested for 3 month
at 11 percent simple annual interest
Column B.
11/3*(d/100) dollars
(B)
2. b
a + ─
c
────
d
─
e
If the value of the expression above is to be halved by doubling exactly
one of the five numbers a, b, c, d, or e, which should be doubled?
遇到利率我不太會算...
還有第二題，不是很懂題目的意思
麻煩板上的高手幫幫忙囉！
感恩！
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推
10/10 00:03, , 1F
10/10 00:03, 1F
推
10/10 00:11, , 2F
10/10 00:11, 2F
→
10/10 01:00, , 3F
10/10 01:00, 3F
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