Social engineering is ----
A
Tricking people into reveoling their password
B
Utilizing the social media platform
C
Updating a current system to meet the needs of users
D
Salvaging outdated softwares
Correct Answer: Tricking people into reveoling their password
১ম ক্ষেত্রে, r = I×100Pn % = 2000×1006000×4 % = 253 % এখানে, P = 6000 Tk. I = (8000 - 6000) Tl/ = 2000 Tk n = 4 বছর ২য় ক্ষেত্রে, n = I×100pr = 175×100525×253 ∴ n = 4 বছর। এখানে, P = 525 I = 700 - 525 = 175 r = 253