Answer:
In a weak company sells 800 phones and charges 80 per phone.it's mean 6400 is the revenue of this company in a weak.so in four weak this revenue will b 256000 according to the statement of this question. Because in the question statement company revenue is the product of selling a phone with charges per phone.
Step-by-step explanation:
Company Revenue in a weak.
company sells number of phones=800
charges per phone=80
so total revenue in a weak=Total number of phone product with charges per phone
Revenue=800×80
Revenue in weak=6400
similarly in 4 weak it will be more than this
Revenue in 4 weak=6400×4
Revenue in 4 weak=256000
