After 2 months of living at his new apartment, henry had 2 cats. six months later, henry still had 2 cats. which of the graphs below models henry's cat population? i know it is just a straight line but i need to know if its horizontal or vertical..

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.