Please answer I will give brainliest to the best A spinner is divided into eight equal sectors, numbered 1 through 8. What is the probability of spinning an odd numbers?

A. Theoretical
B. Experimental

If lmn=xyz, which congruences are true by cpctc? check all that apply

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k