What is What is the image of (4,−1) after a reflection over the line y=x?

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

Two consecutive negative integers have a product of 30. what are the integers?

Write 37/22 as a decimal rounded to the nearest hundredth.