Singapore Top Attractions Getting Too Expensive?

A survey held by The Strait Times revealed that 18 out of 20 parents find the Top Attractions in Singapore too expensive.
On average a family of four would have to spend around S$ 125 for a day out at one of the top attractions, that would include a small meal and souvenir.
Singapore Night Safari tops the list with S$240 for a family of four.
Although some of the attractions give discounts, the parents still think it is too expensive.
The costs for the theme parks might be worth the money but are these still affordable for the middle class?
If a production worker earns around S$50 per day, it will take a whole weeks salary for a trip to the ZOO!
Well, there is always the beach, its cool, its free, its fun!