Two towns along a river are 60 miles apart. The boat can travel between the two towns in 4 hours when traveling with the current. When traveling against the current, it takes the boat 6 hours. Find the speed of the
boat and the speed of the current.

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.

What is the domain of the of the exponential function shown below?

1/4x+5=3/4. i can't get access to the answer to this question! and, my request on "contact us" will not go