Question

If 10% id deducted from a bill, 7200 remain to be paid. How much is the bill?

Answer 1

Answer:

X - 10x/100= 7200

X= (720000+10X)/100

100X = 720000+10X

90X = 720000

X = 8000

Therefore The bill was is rupees 8000

Proof

8000-(80000/100) = 7200

8000-800=7200

7200=7200