=72000 - 6x
=>9x = 72000 = * = 8000.
first part = 8000, second part = ? (12000
1
EXERCISE 12A
d the simple interest and the amount when:
Principal = 6400, rate = 6% p.a. and time = 2 years
Principal = 2650, rate = 8% p.a. and time = 2
Principal = 1500, rate = 12% p.a. and time = 3 ye
Principal = 9600, rate = 75% p.a. and time = 5
2
2
712
500 rate 9% pa, and time = 146
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