Ruben bought 6 comic books for $ 21. What was the cost for 1 comic book?

What is the explicit rule for this sequence? -5, 15, - 45, 135, ...

Which pairs of angles are not always congruent when two parallel lines are cut by a transversal? A. Vertical lines B. Alternate exterior angles C. corresponding angles D. Consecutive interior angles

Mary has a budget of $40 per month to spend on movies. She made a table showing the total amount of movie money she will have left after seeing the given number of movies.

Nuala drives to her grandmas. she drives at 20 mph. the journey takes 50 mins. how long would it take if Nuala drove at 40 mph

A random sample of 600 adults is taken from a population of over one million, in order to compute a confidence interval for a proportion. If the researchers wanted to decrease the width of the confidence interval, they could:

What are the common factors of 14,45 and 90 90?

4 over x+4 - 2 over x+1

The sides of a square garden are 8 feet long. You enlarge the garden to create a 25% increase in the length of each side. Find the nw length of the sides.

If you want to make 2 1/2 Batches of cookies and you need one and 1 2/3 cups of flour per cookie batch how much flower do you need

About 2% of the population has a particular genetic mutation. 600 people are randomly selected. find the standard deviation for the number of people with the genetic mutation in such groups of 600. round answer to 4 decimal places.