The ratio of boys to girls in a class is 3:5. There are 40 students in class. How many students are boys?

What are the relative frequencies to the nearest hundredth of the columns of the two-way table? a b group 1 102 34 group 2 18 14

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²