in the 9th grade, 7 of every 10 students is a girl. if there are 200 students in the 9th grade, how many of the students are girls

Explain how to graph a scatterplot and its regression line using a regression calculator.

Fawn bought a total of 70 cakes for a tea party. she spent $3,025. fawn bought vanilla cakes for $22 each and a fruit filled cake for $55 each. the system of equations below can be used to find the number of vanilla cakes, v, and the number of fruit filled cakes, f, fawn purchased. which system of equations has the same solution as the system below.

Which number is composite a.9 b.5 c.11 d.2