Answer:
7t + 4
Step-by-step explanation:
hope this helps (✿◕‿◕✿)
Answer:
2.35 yards/second or 7.07 ft/second
Step-by-step explanation:
The distance to be covered is 55 yards.
The casting cools at the rate of
and the temperature must not be allowed to cool more than
.
We know that, 
By the time, the temperature reaches
, it will take about,
, so it will take about 23.33 seconds.
Also, 55 yards = 
So the minimum speed that conveyor must move is,

Hence, the speed of conveyor is 7.07 feet per second.
I think it’s 13 not sure tho(put a degree symbol on 13)