A group of steers have a mean weight of 1158 pounds with a standard deviation of 86 pounds. What's the actual weight of an animal whose 2-score is - 12 The weight is pounds.
(Type an integer or a decimal.)

What is the prime factorization of 230

Ateacher brought a pack of 17 batteries . each calculator uses 3 batteries . how many calculator can the teacher fill with batteries

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.