An arrangement of bowling pins has 3 pins in the first row and 12 rows in all. in each successive row one pin is added. what is the explicit rule for this situation, and how many pins will be in the 12th row? explicit rule number of pins in the 12th row an=2+n an=3+n an=2+2n an=3+3n 14 15 16

What could explain what happened when the time was equal to 120 minutes

This is so hard and it’s for a test

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.