You surveyed 60 teachers and found that 29 said they belong to one or more social networking sites. Of the 60, 16 said they belong to more than one site. Estimate each percent. The percent of teachers who said they belong to one or more social networking sites _%
The percent of teachers who said they belong to more than one social networking site_%

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

Astudent is determining the influence of different types of food on the growth rate of spiders. she feeds one group of spiders two caterpillars twice a week. the other group received similarly-sized beetles twice a week. she records the amount of time required for individuals to reach sexual maturity. her hypothesis is that the spiders feeding on caterpillars will have a faster growth rate because caterpillars have a higher protein content compared to beetles. in this experiment, what is the dependent variable? spiders assigned to different feeding groups. time required to reach sexual maturity number of prey items fed twice a week. growth rates of each group.

Solve the compound inequality. graph your solution. 2x – 2 < –12 or 2x + 3 > 7 x < –5 or x > 5 x < –5 or x > 2 x < –12 or x > 2 x < –7 or x > 5