Just divide "1849 parts" by "4 hours:" the average rate is 1849/4 parts/hour,
or 1849 parts/ 4 hours, or 462.25 parts/hour, or (rounded off) 462 parts/hour.
Answer:
Option A
Step-by-step explanation:

where,
is the final value
if the initial value
R is the investors rate of return
so,

so the investors rate of return is -11.8%
It will be 69• degreessssss bro bor8182)2(/
Answer:
1620 which isn't there so I'm probably wrong but maybe c or a
Step-by-step explanation:
all we do is 36(37+8) and first we do 37 plus 8 that's 45 so 45×36
Everything it's on the picture