A man starts his job with a certain monthly salary and earns a fixed increment every year. If his salary was rs1500 after 4 year of service and rs1800 after 10 year of service, what was his starting salary and what is the annual increment?
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9
Answer:
Salary=1300 INCREAMENT=50
Step-by-step explanation:
Let the orignal salary be X
A.T.Q
Total salary=x+4×Increment
1500=x+4×Increment
Second statement
1800=x+10×Increment
Increment be y
1500=x+4y
1800=x+10y
After solving by elimination method
-300=-6y
y=300÷6=50
x=1500-4y
=1300
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