Answer:
His rate is 12 1/2 pages per hour.
Step-by-step explanation:
Given that,
Gordon types 43 3/4 pages in 3 1/2 hours or Gordon types 175/4 pages in 7/2 hours./ We need to find its rate in pages per hour. So,

Hence, his rate is 12 1/2 pages per hour.
Hello,
f(x)=(x-2i)(x+2i)(x-7)(x+7)
Answer:
A≈113.1
Step-by-step explanation:
A=1
4πd2=1
4·π·122≈113.09734
After nine years the salaries will be the same
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