If you have 50 parks to clean and you have cleaned 42 1/6, how many are left

What are the sotions to the quadratic equation 9x^2=4

Mickey needs to cut pieces of ribbon that are each 1 meter long tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long. how many 1 meter pieces of ribbon can he cut

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys