Question 1 of 7

The initial speed, in miles per hour, of a certain car that skids to a stop can be estimated by multiplying the length of the skid, in feet, by 35 and then taking the square root of the product. According to this method, what is the estimated initial speed, in miles per hour, of the car when it makes a 108-foot skid?

Question 2 of 7

If 6y= 5x minus 1$6y=5x-1$, then x equals $x=$ ?

Question 3 of 7

Question 4 of 7

Question 5 of 7

The whole numbers 1 through 30 were each written on separate pieces of paper. Those 30 pieces of paper were put into a jar. One piece of paper will be randomly drawn from this jar. What is the probability that this piece of paper will have a prime number written on it?

Question 6 of 7

For an angle with measure alpha$\alpha$ in a right triangle, sine of alpha = 5 over 13$\sin \alpha =\frac{5}{13}$ and tangent of alpha = 5 over 12$\tan \alpha =\frac{5}{12}$. What is the value of cosine of alpha$\cos \alpha$?

Question 7 of 7

• 2x minus y =7$2x-y=7$
• negative 4x+2y =2$-4x+2y=2$