Lucas jogged 13 mile in 4 minutes. he divided to find how far he jogged per minute, but he made a mistake. which reason explains why his answer might be wrong? a. there are more than 12 equal parts in 13 of a whole. b. when 13 of a whole is split into equal parts, each part is greater than 13. c.12×4 does not equal 13. d. the answer must be a whole number.

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?

Hundred and tens tables to make 430 in five different ways

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.