Percentages: Reverse

## Difficult

Q1) Multiplication factor to decrease by 15% is
Q1) A pair of Nikes costs £85.50 in sale after being reduced by 5%. What was the original price of the pair of Nikes?
Q1) A pair of jeans costs £369.75 after being increased by 45%. What was the original price of the pair of jeans?
Q2) Multiplication factor to increase by 10% is
Q2) A pair of Nikes costs £120.00 in sale after being reduced by 20%. What was the original price of the pair of Nikes?
Q2) A pair of trousers costs £202.50 after being increased by 50%. What was the original price of the pair of trousers?
Q3) Multiplication factor to increase by 40% is
Q3) A pair of jeans costs £12.00 in sale after being reduced by 20%. What was the original price of the pair of jeans?
Q3) A baseball cap costs £345.00 after being increased by 15%. What was the original price of the baseball cap?
Q4) Multiplication factor to decrease by 30% is
Q4) A baseball cap costs £12.75 in sale after being reduced by 15%. What was the original price of the baseball cap?
Q4) A baseball cap costs £180.00 after being increased by 20%. What was the original price of the baseball cap?
Q5) Multiplication factor to increase by 25% is
Q5) A pair of Nikes costs £67.50 in sale after being reduced by 25%. What was the original price of the pair of Nikes?
Q5) A a pair of hiking boots costs £42.00 after being increased by 40%. What was the original price of the a pair of hiking boots?
Q6) Multiplication factor to increase by 30% is
Q6) A pair of Nikes costs £127.50 in sale after being reduced by 15%. What was the original price of the pair of Nikes?
Q6) A pair of jeans costs £147.00 after being increased by 40%. What was the original price of the pair of jeans?
Q7) Multiplication factor to decrease by 40% is
Q7) A pair of trousers costs £21.00 in sale after being reduced by 30%. What was the original price of the pair of trousers?
Q7) A pair of Nikes costs £427.50 after being increased by 50%. What was the original price of the pair of Nikes?
Q8) Multiplication factor to decrease by 20% is
Q8) A a pair of hiking boots costs £36.00 in sale after being reduced by 40%. What was the original price of the a pair of hiking boots?
Q8) A pair of trousers costs £148.50 after being increased by 10%. What was the original price of the pair of trousers?
Q9) Multiplication factor to increase by 45% is
Q9) A pair of trousers costs £76.50 in sale after being reduced by 15%. What was the original price of the pair of trousers?
Q9) A baseball cap costs £225.00 after being increased by 25%. What was the original price of the baseball cap?
Q10) Multiplication factor to increase by 35% is
Q10) A a pair of hiking boots costs £18.00 in sale after being reduced by 40%. What was the original price of the a pair of hiking boots?
Q10) A pair of jeans costs £264.00 after being increased by 10%. What was the original price of the pair of jeans?