You have to switch the 8 to the left and the y to the right which would change the equation to 9-8=y
y=1
As an improper fraction, it is

.
Answer:
∠1=a+b/2
∠1=37+25/2
∠1=31
Answer: C) 31
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Answer:
Principal=₹42800
Rate of interest=5% but 2 years so multiply by 2 =5×2=10%
Time=2 years
Simple interest=42800×10×2/100= ₹8560
Amount=42800+8560=Rs51360
The answer is ₹ 51360
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Step-by-step explanation: