Kevin has a part time job He earns £8 an hour
He wants to buy a bike costing £176
How many hours does he need to work to earn enough?

How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.