12 + 5(7)
12 + 35
=47 the answer to the question
15% = 15/100 = 0,15
36000•0,15=5400
Answer:
b
Step-by-step explanation:
4 * 12 * x = 384
48 * x = 384
x = 8
Train A:
Distance (s) = 420 miles
Time (t) = 3 hours
Speed (v) = distance ÷ time = 420 ÷ 3 = 140 miles/hour
Train B:
Distance (s) = 420 miles
Time (t) = 2.25 hours
Speed (v) = distance ÷ time = 420 ÷ 2.25 = 186.7 miles/hour
Answer:
26
Step-by-step explanation:
