eone help me please! I am confused! this is the problem:
you are choosing between two telephone plans. Plan A has a monthly fee of $20 with a charge of $0.05 per minute for all calls. Plan B has a monthly fee of $5 with a charge of $0.10 per minutes for all calls.
A) for how many minutes of calls will the costs for the two plans be the same? what will be the cost for each plan?
B) if you make approximately 10 calls per month, each averaging 20 minutes, which plan should you select?

Question

eone help me please! I am confused! this is the problem:
you are choosing between two telephone plans. Plan A has a monthly fee of $20 with a charge of $0.05 per minute for all calls. Plan B has a monthly fee of $5 with a charge of $0.10 per minutes for all calls.
A) for how many minutes of calls will the costs for the two plans be the same? what will be the cost for each plan?
B) if you make approximately 10 calls per month, each averaging 20 minutes, which plan should you select?

anonymous · Answer

A)  
20+x*.05=5+x*.10
solve for x
B) i) 20+ .05*20*10
ii) 5 + .1*20*10 
choose which ever is less