Jessica weighed her dog at the end of each month for three months. At the end of the first month, her dog gained 12.48 pounds. After the second month, her dog gained 20.57 pounds. After the third month, her dog gained 26.34 pounds. How many pounds, in total, did Jessica's dog gain after three months?

57.39 pounds

59.39 pounds

60.38 pounds

61.39 pounds

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.