Leeann is 42 years old. her son markus is 2 years less than one-third of his mother's age. how old is markus now? let x = leeann's current age.

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

How many grams the dog will eat in 3 days?

The students in a class were asked how many siblings they have. the data obtained is represented in the dot plot. the number of students who have no siblings is . the number of students who have three or more siblings is .