CAT 1993 — QA Question 21
3 Variable EquationsEasy
Passage / Data
Use the following information:
Eighty five children went to an amusement park where they could ride on the merry – go round, roller coaster, and Ferris wheel. It was known that 20 of them took all three rides, and 55 of them took at least two of the three rides. Each ride cost Re.1, and the total receipt of the amusement park was Rs.145.
John bought five mangoes and ten oranges together for forty rupees. Subsequently, he returned one mango and got two oranges in exchange. The price of an orange would be
Answer & solution
- A
Rs. 1
Rs. 2
- C
Rs. 3
- D
Rs. 4
Solution
The price of 1 mango is equal to the price of 2 oranges.
Hence, 5 mangoes will be equivalent to 10 oranges.
So, 20 oranges cost Rs.40, therefore one orange will cost Rs.2.
Hence, option (b).