3. On the first day of school, Mr. Vilani gave his third-grade students 5 new words to spell. On each day of school after that, he gave the students 3 new words to spell. In the first 20 days of school, how many new words had he given the students to spell?

Answer and Explanation

Your Answer is

Correct Answer is B

Explanation

It can be seen from the question that he will give 5+3× (20-1)=62 on the 20th day, so choose B