PLEASE PLEASE HELP ASAP WILL GIVE BRAINLIEST Which of the following prime factorizations represents the least common multiple of 392, 363, and 231?

2^3 • 3^2 • 7^3 • 11^3

2^3 • 3 • 7^2 • 11^2

2 • 3 • 7 • 11

2^3 • 3^2 • 7^2 • 11^2

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?