Not enough. Xiaoming wants to buy four teddy bears and 1 toy cars. Is it enough to bring 30 yuan? This is a math problem in primary school textbooks. The prices of teddy bears and toy cars are 14 yuan and 9 yuan respectively. You can list the calculation formulas. 4 times 14 plus 9 equals 65, which is greater than 30 yuan, so you can't buy it.