Aptitude- Numerical Percentages

In 2011 Michael spent 56/71 of his salary on Gadgets. In 2012 Michael spent 64/81 of his salary on gadgets. In which year did Michael spend more money on gadgets? *Assume Michael's salary remains the same

Janet bought a packet of Smarties in the supermarket for £2. Lucy bought the same packet of smarties in the kiosk for £2.40. Lucy paid ______ more than Janet.

Nick returned from the market with a bag full of 40 fruits and vegetables: 4 tomatoes, 10 onions, 16 blueberries and the rest were cucumbers. What is the percentage of tomatoes out of all the fruits and vegetables?

The veterinarian informed the zoo manager that 20% of the Rhinoceros developed a rash over night. If there are 1350 rhinoceros in the zoo, and they were all healthy the previous day, how many of them have a rash?

The veterinarian informed the zoo manager that 20% of the rhinoceros developed a rash over night. If there are 1350 rhinoceros in the zoo, how many of them are healthy? *Assume that all rhinoceros are either healthy or suffer from a rash, and prior to that night had all been healthy.

8 professors in Cambridge University object to the latest test policies published. They represents 2% of all professors teaching in the university. How many professors teach in the university?

30% of students in the local college are active in animal rights organizations and 10% of animal rights activists are political activists as well. How many students are both animal rights activists and political activists if there are 1,200 students studying in this college?

The price of a book before a 25% discount is £10. What is the price of the book after the discount?

The price of an Ipod Nano has gone up to £260 , which is 130% of the original price. What was the original price of the Ipod Nano?

The value of an apartment in East London was estimated at £350,000 prior to a 30% increase in price, which was shortly followed by a 30% decrease in price. What is the price of a London apartment today?