In the expansion of (3+kx)^20,the coefficients of x^4 and x^5 are in the ratio of 3: 16.find the value of k.

. TIME Lo arrived home at 5:45 P.M. from the store. At the store, she spent a half hour trying on clothes, 15 minutes looking at shoes, and 10 minutes waiting in line. If it took her 35 minutes to walk home, what time did she arrive at the store? Use the work backward strategy. (Lesson 4-1A)

The equation is y=17(7)+600 and it equals 717