1.out of the 15 friends that i have, the proportion of blonds to brunettes is 6 to 9. which of the following statements is false?

a. the ratio of the number of friends to brunettes is 15 to 9.

b. the ratio of brunettes to blonds is 6 to 9.

c. the ratio of blonds to the number of friends is 6 to 15.

d. the ratio of brunettes to the number of friends is 9: 15.

2.which of the following is equivalent to the ratio 7: 12?

70: 110

12: 7

27: 36

77: 132

3. solve for 3/5 = 6/x

4.the exchange rate for us dollars to the european euro is $5 to 3 euros. if you have $150, how many euros can you get? show all steps.

5.a class has 22 students. there are 14 girls and 8 boys. write descriptions of three different ratios and tell what the ratio is. an example would be: “the ratio of boys to girls is 8: 14.”

6.find the slope of the line through the points (-3, -5) and (10, 13). show all steps