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Chapter 1, Section 1.12
59.
You are given that
a(t)
= 1 +
0.002t2 . Calculate:
a.
δτ
b.
δ10
60.
Under simple interest with an interest rate of 5%, calculate
δ20
.
61.
You are given:a. Interest is earned using simple interest. b.
v(10)
=
0.5
Determine
δ20
.
62.
You are given that δt = 0.01t. John invests Z at time equal to zero. At
time 5, he has 5000. Calculate Z.
63.
You are given
δ =
0.04
+
0.003t2
. Wenda is going to receive 9000
at the end of 10 years.
t
Calculate the value of this payment today.
64.
You are given that δt = 0.002t2 for t > 0. Belle invests 500 at time t = 4.
Calculate how much Belle has at time t = 7.
65.
Cong invests 1000 in an account today. For the first four years, Cong
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 Spring '08
 Staff
 Math

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