Asurvey found that 3 out of 7 people in a community job on a regular basis. if there are 3150 people in the community, what is the reasonable prediction for the number of people who would jog regularly?

Im gonna fail 7th grade selective breeding 1. creates offspring which are genetically identical to the parent 2. is the process of breeding only organisms with desirable traits 3. involves the removal of the nucleus of a cell 4. combines traits from organisms of different species

∆red ≅ ∆ by rule will give brainiest if possible

Me. i can't figure out this question. give an explanation too. .