Answer:
interest rate = P * T * R / 100
or, 3920 = 7000 * 7 /100
or, 3920 = 490
therefore, interest rate = 3430
Answer:
SAS
Step-by-step explanation:
B.19,905 may be the correct one
Step-by-step explanation:
p^2+2p=63
p^2+2p+1^2=63+1^2
p^2+2p+1=64
(p+1)^2=64
p+1=8
p=8-1
p=7
Initial deposit was $33.35