Sarah is twice as old as her youngest brother if the difference between their ages is 15 years how old is her youngest brother

There are 12 boy and13 girls in a class. if the teacher randomly chooses a student’s name out of a hat what is the probability it will be a girl

The volume of a cone is 37x3 cubic units and its height is x units. which expression represents the radius of the cone's base, in units? 1 s o 3x o 6x obx 93x2

According to the data set, where should the upper quartile line of the box plot be placed?