What are 3 ratios equivalent to 4/8? ​

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

State if the two triangles are congruent. if they are, state how you know?

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers