The price of a washing machine decreases from Rs.20,000 to Rs.18,000. Find the
percentage decrease in the price of the washing machine.
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Preeti scored 65 marks in the first term and 85 marks in the second term if the total marks of each term is 120 find the percentage increases in ...
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Answer:
total price of washing machine = 20,000
washing machine decresed rate = 18,000
= 20,000 - 18,000
= 2000
Step-by-step explanation:
decrease percentage = 20000/18000×2000
in 18000 and 2000 three zreo three zero canel
decrease percentage = 20,000/18×2
20000/18
2×9=18
2×10=20
add remaining 3 zeros
2000×2=4000 rs
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