Answer:
120 deg
Step-by-step explanation:
Draw a horizontal line that passes vertices of 2 angles 125 deg and 115 deg.
This line is perpendicular with 2 vectors.
Apply the property of vertical angles and the sum of 3 angles in a triangle.
x = 180 - (125 - 90) - (115 - 90) = 120 deg
Answer:
The 2 tickets will cost £44.10 after the increase.
Step-by-step explanation:
First, you have to multiply £19.60 by 12.5% to find the increase in the cost of tickets.

Add the price increase to the original cost to find the new cost of each ticket.

Multiply the result by 2 since you have to look for the cost of the 2 tickets.

Answer
The Associative Property of Addition
Step-by-step explanation:
Because according to that property, you can group any two numbers and the answer will be the same.