The average speed would be 600 km/hr.
Step-by-step explanation:
Let the original speed be 'x'
Let the decreased speed be 'x-200'
Distance = 600 km
Time increased by 30 minutes
According to question, it becomes,

So, The average speed would be 600 km/hr.
You want to divide 48 by 1 2/5 which is 240/7
Answer:
D. x=100 and y=85
Step-by-step explanation:
In a polygon inscribed in a circle the sum of opposite sides is equal to 180 degrees
Answer:
$7.50
Step-by-step explanation:
3/4's of 60 is 15 and half of 15 is 7.50