Which two ratios form a proportion? A)
13 and 6:3
B)
13 and 3 6
C)
3.1 and 93
D)
31 and 39

Examine the following sets of events. set a: {1, 5, 7, 9, 14} set b: {2, 5, 6, 8, 14, 17} which of the following represents the intersection of set a and set b ? {∅} {5, 14} {1, 2, 5, 6, 7, 8, 9, 14, 17} {1, 2, 6, 7, 8, 9, 17}

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?