A chorus has 50 girls and 35 boys if two are chosen at random to sing a duet what is the probability that both will be boys

Give all possible names for the line shown.calculation tip: lines can be written with either point first.

Solve 4 ln x=2ln25 a) x=5 b) x=25 c) x=625

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?