Answer:
21 cards left to be signed
Step-by-step explanation:
1/3 of 72 is 24
So Harrison signed 24
3/8 of 72 is 27
Sp Alwine signed 27
24+27=51
So 72-51=21
21 cards left to be signed
7 + 5v - 0 + 2v - 1
5v + 2v + 7 - 1 - 0
7v + 6 (Answer)

A=future amount
P=present amount
r=rate in decimal form
n=number of times per year to be compounded
t=time in years
so
P=200
r=0.06
n=1
t=6
evaluate to find A


A=283.704
round
A=$283.70
D.) 9,987,000 becomes 9.987 x 10^6