1. The original price of the camera was ₹25000. It was decreased to ₹22500. What is the percent decrease in the price of the camera?
2. What number when increased by 35% becomes 810?
3. The price of rice was ₹45 per kg in Jan 2015. In Feb 2015, the price increased by 20%. Find the new price.
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ans-2
Step-by-step explanation:
suppose the no. will be x
ATQ
x + 35x/100 =810
100x +35x =810*100
x = 81000/135
x=600
ans-3
price of rice = 45Rs.
increased price =20%
---- 20% of 45=20/100*45
=9
Now,new price = old price + increased price
45+9=54
ans-1
price of camera =25000
decreased price = 2500
present price=22500
present price in percentage
= 22500/25000*100
=90%
decreased price(percentage)
100%-90%
=10%
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