Please help me with this ACT Prep problem.

Regular price is $77.00 and the discount is 5% find the sale price

Evaluate the expression. (9 + 5)(3 + 2)0

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