What percentage of people in Singapore speak Mandarin?

Singapore is 70% Chinese, and the other 30% are Malays, Indians, whites and blacks. These people hardly speak Mandarin.

Let's start with 70% of China people.

Among them, the aging is serious, and at least half of them are elderly people, mainly in Minnan dialect and Cantonese. Only speak a little mandarin.

One and a half are young people. Young people learn Mandarin as a foreign language, and their mother tongue is English. They can speak Mandarin. Middle-aged people mainly speak English. Relatively fewer people speak Mandarin than young people.

In short, people who can speak Mandarin in Singapore account for about 30-40% of the total population.