Here are the weights (in pounds) of a sample of 8 male eleventh graders. 168 161 151
144 153
141 166 171
Find the median weight of these students

Will give brainliest sum of arithmetic series (sigma notation) find the numerical answer to the summation given below. (image shown below)

What is the lcm of 16 and 40 ? 24 and 40 ?

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?