X-3 over 5 subtract 2 = x* x+1 over 2

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f