Choose the correct proportions.

15, 4, 12, 5

a) 4:5 = 12:15

b) 4:5 = 15:12

c) 5:4 = 12:15

d) 5:4 = 15:12

You toss two coins what's the probability

Solve the system 16. 2x=y = 0 3x - 2y = - 3

What is 15-2x=3x ...

Vong grilled 21 burgers. He grilled the same number of pounds of turkey burgers as burgers. Turkey burger weighed 1/4 pound and each hamburger weighed 1/3 pound. How many of each did bong grill?

If f (x) = - 2x2 + x - 5, what is f (3) ?

How long does it take a train traveling at a constant rate of 50 miles per hour to travel 350 miles?

What is the unit rate if 12 pairs of socks sell for $5.79

What is chlorination?

What is the length of the legs of a hypotenuse of a right triangle whose legs measure 30in and 72in

The target population is all students in your university. You wish to estimate the average current Visa balance for each student.