Malcom walks his dog 4 kilometers in 30 minutes. What is Malcom’s average speed as he walks his dog in kilometers per hour?

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

Aline passes through 3,7 and 6,9 what equation represents the line