Question 1(Multiple Choice Worth 2 points) (07.06 MC) Vector u has a magnitude of 50 and a direction of 70*. Vector v has a magnitude of 60 and a direction of 240. What is the direction of u + v? Round to the nearest degree. O 216: O 201= O 159 O 21= Question 2(Multiple Choice Worth 2 points) (07.06 MC) Given p with magnitude of 40 and a direction of 70*, q with magnitude of 50 and a direction of 270, and r with magnitude of 60 and a direction of 235, what is the magnitude of p + q + r? Round to the thousandths place. 68.293 O 64.959 61.561 57.965 Question 3(Multiple Choice Worth 2 points) (07.06 LC) Vector v has a magnitude of 80 and a direction 8 = 60. What are the magnitude and direction of 4v? 20; 240= O 80; 60 320; 240= 320; 60=Question 4(Multiple Choice Worth 2 points) (07.06 MC) Given u = 144i - 17j, what are the magnitude and direction of -3u? Round to the nearest whole number. O 145; 97' O 145; 276 O 435; 1730 O 435; 3530 Question 5(Multiple Choice Worth 2 points) (07.06 MC) The magnitude and direction of vectors t, u, and v are shown in the table. Vector Magnitude Direction 240 10 30 15 310 What is the direction of t + u + v? Round to the nearest degree. O 140 O 193 O 289" 320