)some number was added to 6.6. this sum was then divided by 0.7. finally, the quotient was
multiplied by 6. the product was 78. what was the number?

Can (2,3 and square root 10) be sides ona right triangle?

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.

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?