If the distance from the center of dilation to one line is 9, and the distance from the center of dilation to a parallel line is 2. 5, what scale factor should be used to map the first line onto the second?

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?

Which data set has a greater spread? why? set a: {38, 12, 23, 48, 55, 16, 18} set b: {44, 13, 24, 12, 56} has a greater spread because .

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?