As a graduate assistant instructor, I got a rude awakening in 1966 as to how many "simple" problems students could work on a 50 minute algebra test. On the first quiz, I wound up adding 45 points to everyone's grade and then applying the "scale" but many students still gasped when I announced that.
Here's a graphing calculator tutorial (there are many on YouTube):
Here's an old college (Quant) chemistry test from 1963. Study!