The ratio of girls to boys in the photography club is 7 to 3. Which ratio could represent the members of the photography club? A. 35 girls : 50 boys
B 14 girls : 9 boys
C 21 girls : 9 boys
D 21 girls : 15 boys

**Use the Explanation and answer**

What is the binomial expansion of (2x-3)^5

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad