What do people in Singapore use to communicate?

People in Singapore use English, Mandarin, Malay, and Tamil to communicate. English is the primary language used in business, government, and education, while Mandarin is the most widely spoken language at home. Malay and Tamil are also official languages of Singapore, and are spoken by significant minority groups. In addition, many Singaporeans are fluent in more than one language, due to the country's multi-ethnic and multilingual population.