Select the correct answer.
Which two ratios are NOT equal?
A.
1 : 6 and 3 : 18
B.
2 : 14 and 3 : 42
C.
12 : 6 and 2 : 1
D.
3 : 11 and 6 : 22
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Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

He factorization of 8x3 – 125 is (2x – 5)(jx2 + kx + 25). what are the values of j and k?

Drag each tile to the correct box. not all tiles will be used. arrange the steps to solve the equation . simplify to obtain the final radical term on one side of the equation. raise both sides of the equation to the power of 2. apply the zero product rule. use the quadratic formula to find the values of x. simplify to get a quadratic equation. raise both sides of the equation to the power of 2 again.