In a group of 54 children, there are twice as many boys as girls how many girls are there

Eileen purchased 3.4 pounds of apples at the total cost of $19.72. if she purchases 6.2 pounds of apples at this store, how much would it cost?

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

Find the value of the variable and the length of each chord for #5 and #6.