I dont understand this

Two farmers pay a total rent of $140 for a pasture. the first farmer placed $4 oxen in the pasture, and the second farmer placed $30 sheep in the pasture. the farmers split the rent based on the proportion of the pasture eaten by their own animals that month. how much should the first farmer pay, if 1 ox eats as much as 10 sheep in a month?

Marcy is conducting a study regarding the amount of time students at her school spend talking to friends online. which group would give marcy the best results for her study?

Students planted 6 equals size gardens on earth day. they divided each garden into three equal sections and planted herbs in 2 of the 3 sections what fraction of the gardens did the students plant with herbs.