The image shows parallel lines cut by a transversal. The expressions represent unknown angle measurements. What is the value of x? A) 7
B) 10
C) 13
D) 16

One positive number is 9 more than twice another. if their product is 95, find the numbers

Add the fractions and simplify 1/2+ 1/3

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.