Exclude words from your search Put - in front of a word you want to leave out. For example, jaguar speed -car
Search for an exact match Put a word or phrase inside quotes. For example, "tallest building".
Search for wildcards or unknown words Put a * in your word or phrase where you want to leave a placeholder. For example, "largest * in the world".
Search within a range of numbers Put .. between two numbers. For example, camera $50..$100.
Combine searches Put "OR" between each search query. For example, marathon OR race.
One-hour quizzes 1 and 2 each accounted for 15% of a student's grade in 16.050. Quiz 2 focused on material introduced since Quiz 1. The comprehensive final exam was worth 30% and students were allowed 3 hours to finish.