State if the triangles in each pair are similar.

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

2.5 milligrams is equivalent to how many grams