Betsy's mom likes to bake. She uses 2 1/2 cups of flour in one batch of her famous chocolate chip cookies.
She needs to bake 3 1/4 batches for her annual cookie swap. She has 7 cups of
flour at home.
Does she have enough flour?
If so, how much extra will she have? If not, how much
more does she need?

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.

Compound inequalities. , i’m being timed

Reading tests are compared for two students. sara got 98, 100, 65, 78, 98, 46, 100, 100, 45, and 50 on her reading test. lee got 97, 67, 89, 99, 100, 45, 79, 89, 58, and 67 on his reading test.