Question

a standard toilet uses 1.6 gallons per flush. if a toilet is flushed four times per day, how much water will be used in a month (30 days)?

Explanation:

Calculate daily water usage

$$ 1.6 \text{ gallons/flush} \times 4 \text{ flushes/day} = 6.4 \text{ gallons/day} $$

Calculate monthly water usage

$$ 6.4 \text{ gallons/day} \times 30 \text{ days} = 192 \text{ gallons} $$

Answer:

A standard toilet uses 1.6 gallons per flush. If a toilet is flushed four times per day, how much water will be used in a month (30 days)? <blank>192</blank> gallons