If you're talking about PEMDAS it's Division. (Parenthesis., Exponents, Multiplication, Division, Subtraction just in case you forget)
The locomotive is 40 ft long.
40 ft = 40 * 12 in. = 480 in.
The locomotive is 480 inches line.
The model is 16 inches long.
480/16 = 30
The real locomotive is 30 times longer than the model.
A window on the locomotive is 30 times wider than a window on the model.
128 degrees.
An angle's supplement, when added to the original angle, will form a straight (180 degree) angle.
Answer:
250 : 500 : 750 : 1000
Step-by-step explanation:
2500 ÷ 1+2+3+4
2500 ÷ 10
250
Therefore the answer is,
1 : 2 : 3 : 4
250 : 500 : 750 : 1000