A group of steers have a mean weight of 1155 pounds with a standard deviation of 86 pounds. What's the actual weight of an animal whose Z-score is - 1.5? The weight is pounds
(Type an integer or a decimal.)
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Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

The anwser cause i do not understand just plez

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.