In a school, students bring chocolates and crackers to eat with lunch. At lunch, 26 students bring chocolates, 40 students bring crackers, and 23 students bring neither chocolates nor crackers. If there are 80 students in the school, how many students bring both chocolates and crackers to lunch?

What numbers are included in the set of integers? what numbers are not included?

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.