It will be the bottom one. the 760.96 answer
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.
2x+x=105
3x=105
The answer is A
During a research experiment, it was found that the number of bacteria in a culture grew at a rate proportional to its size. At 8:00 AM there were 6,000