1)A person starts his job with a certain monthly salary and earns a fixed incriment every year. if his salary eas Rs. 4,500 after 4 years of service and Rs.5,400 after 10 years of service . find his initial salary and annual incrimment.
2)the sum of the numerator and the denominator of a fraction is eqqual to 7. four ttimes the numerator is 8 less than 5 times the denominator . find the fraction.
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