Salut, j'ai u n devoir de math que je n'ai pas bien compris... Pouvez vous m'aidez svp ?

What is the distance between (–2 1/2,-3) and (1, –3)?

Yo y do yall have 2 stars that means yall wrong bro

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais