The lions won 21 games last year. this year the lions won 30 games. what is the percent increase in the number of games the lions won from last year to this year?

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?

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?