With bladder stones, the most common type is a uric acid stone. Less common types of bladder stones include calcium oxalate, calcium phosphate, ammonium urate, cysteine, or magnesium ammonium phosphate stones.
Average Lunch Lady Salaries. The average salary for lunch lady jobs is $17,000. Average lunch lady salaries can vary greatly due to company, location, industry, experience and benefits. This salary was calculated using the average salary for all jobs with the term lunch lady anywhere in the job listing.
Therefore, a waitress that rings up $400 during a four-hour shift should make $60 to $80 in tips. Average hourly rates for waitresses were $9.95 as of May 2012, according to the U.S Bureau of Labor Statistics -- or $20,710 per year. This equates to $1,725.83 per month. The top 10 percent made over $2,459.16 monthly.