25/45=(5∗5)/(5∗9)=5/9
5/9 is the answer.
Answer is D, use a straightedge to draw arces which intersect at a point
The bill after applying the coupon = 31.84*(85%) = 27.064
so each of them will pay : 27.064/3 = $9.021
Triangles add up to 180. So add up the two angles given, and subtract that from 180. That will be x!
