A women invests $37,000 part at 8% and the rest at 9 1/2% annual interest. If the 9 1/3% investment provides $627.50 more than the 8% investment, how much is invested at each rate?

The sum of two numbers is 86, and their difference is 20. find the two numbers

When the ball has traveled a distance of

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.