Question

Please help me with this problems. Thanks.

Answer 1

3.) The answer is 120 times. Because for one month, the stoplight was red for 10 times. So 12 × 10 = 120 times
4.) Answer: 72. Because 12 × 6 = 72.
5.) Answer: 48. Because 12 × 4 = 48.

Hope it helps. ^_^