The average weight of 18 girls in a class is 60kg and the average weight of 32 boys in the same class is 62 kg. what is the average weight of all the 50 students in that class?​

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?