6 A man walks 5 km due North and then 5 km due East. What is his bearing from the starting point? A 045° B 135° C 315° D 225°
8 If A = {1, 2, 3, 4} and B = {3, 4, 5, 6}, what is A ∩ B? A {1, 2, 3, 4, 5, 6} B {3, 4} C {1, 2} D {5, 6}
10 If 10ˣ = 250, then x is approximately (given log₁₀ 250 = 2.3979): A 1.3979 B 2.3979 C 3.3979 D 0.3979