What is the cost of 7 spider-man t-shirts?
23
dollar

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?