Answer: A Hexagon
Step-by-step explanation:
Answer:
step 6 has an algebraic error
Step-by-step explanation:
divide 48 by 12
when the bases are same and they are in the form of divide , their powers are subtracted
Answer: 6 years
Step-by-step explanation:
Formula to calculate compound amount:
, where P= Principal , r=rate of interest, t= time
Given: P = £400, r = 3% = 0.03 , A= 475
Required equation: 

Taking log on both sides , we get

Hence, he needs to invest the money for 6 years to get atleast £475.