*The difference between simple interest and compound interest at the rate of 10% for two years on an amount is Rs. 20. Find the principal value?*
1️⃣ ₹.100
2️⃣ ₹ 200
3️⃣ ₹. 20000
4️⃣ ₹ 2000
Answers
Answered by
7
Step-by-step explanation:
Answer
Correct option is
B
Rs. 128
⇒ P=Rs.20,000,T=2years and R=8%.
⇒ S.I.=
100
P×R×T
⇒ S.I.=
100
20000×8×2
∴ S.I.=Rs.3200.
⇒ C.I.=P(1+
100
R
)
T
−P
⇒ C.I.=20,000×(1+
100
8
)
2
−20,000
⇒ C.I.=23,328−20,000
∴ C.I.=Rs.3328.
⇒ C.I.−S.I=Rs.3328−Rs.3200=Rs.128
Answered by
0
Answer:
Correct Ans. is D means 4 number option
Similar questions