The sum of three numbers is 50 . the second number is 2 times the third. the third number is 10 more than the first. what are the numbers?

Choose the more precise measurement. 26.4 cm or 8.39 cm

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

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.