Answer:
1.87
Step-by-step explanation:
multiply the probability then divide by the number of instruments
Answer:
150°
Step-by-step explanation:
We know each angle in a equilateral triangle is 60° and that of a rectangle is 90° . So ,

You will earn $20 washing 4 cars
Answer:
18000/67 是 268.657
希望有帮助:)
Step-by-step explanation: