sophia says that you can solve the problem in the Example by multiplying both quantities in the ratio 60 : 36 by 1 . Is Sophia correct? Explain.

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?

Determine domain and range, largest open interval, and intervals which function is continuous.

Agrasshopper weighs 0.89 grams. express the grasshopper’s weight in scientific notation.