Answer:
b 5/12
Step-by-step explanation:
Answer:
v = 80 cubic unit
Step-by-step explanation:
volume = length × height × width
v = 5unit × 2unit × 8unit
v = 80 cubic unit
I got.......6x^3 + 5x^2 - 3x - 2................not sure though
Given:
Principal = Rs. 2000
Rate of interest = 20% p.a. compounded quarterly.
Time = 1 year
To find:
The compound interest.
Solution:
Formula for amount:

where,
P = Principal
r = Rate of interest
t= Time
n = number of times interest compounded in an year.
Putting P=2000, r=0.2, n=4 and t=1, we get




Now, the compound interest is



Therefore, the compound interest is Rs 431.0125.