Which equation is perpendicular to y= 3/2x + 2 y= -2/3x + 5
y= 2/3x + 7
y= -3/2x + 4
y= 3/2x + 3

Subtract 8 1/6 - 4 5/6 . simplify the answer and write as a mixed number.

What is not true about kl and mn? what is mn? (show your work)

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.