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Find the maturity value and the amount of interest earned for the following. (Show all working).

PRINCIPAL	INTEREST	PERIOD	MATURITY VALUE	INTEREST
a. RM 25,200	5%, compounded uarterl	5 years
b. RM 13,000	10.5%, semiannuall	9 years
c. RM 51,200	7% p.a, compound uarterl	7 years
d. RM 31,250	8.1%, compound monthl	4 years
e. RM 11,200	9%, compounded annuall	6 years