Jim, carla and tomy are members of the same family. carla is 5 years older than jim. tomy is 6 years older than carla. the sum of their 3 ages is 31 years. how old is each one of them?

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