in a certain country, customers are charged a flat fee of $540 for up to 45 local calls, customers pay $15.30 per call for each call above this limit. If the cutomer paid $953.10 how many local calls were made

If np3 /nc2 = 6, find the value of n

The water company charges a residential customer $41 for the first 3,000 gallons of water used and $1 for every 200 gallons used over 3000 gallons. if the water bill was $58 how many gallons of water were usedanswersa 3400 gallonsb 6000 gallonsc 6400 gallons d 7000 gallons

Find the distance of the blue line between the two labeled points. round to the nearest hundredth. a) 7.07 b) 7.21 c) 10 d) 5.12