Which of the following descriptions represent the transformation shown in the image? part 1a

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

The triangles are similar. what is the value of x? show your work.

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is