The double number line below shows the prices for a certain number of jars of peanut butter at a store. which statement correctly gives and explains the price of 9 jars of peanut butter? two number lines are shown one above the other. the number line on the top is labeled and marked at 2, 4, 6, 8. on the left of this number line is written jars of peanut butter. the number line below it is labeled and marked at 8, 16, 24, 32. on the left of this number line is written price of jars in brackets dollar sign. $18, because the price of each jar is $2 $40, because the price of each jar is $4 $72, because the price of each jar is $8 $36, because the price of each jar is $4