Recommendations 2 Skill plans
Math
Seventh grade
J.15 Estimate population size using proportions 3C9
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Learn with an example
To estimate the number of bison in an area, researchers
put marks on 130 bison. Later,
on a flight over the area, the researchers noted 70 marked bison out of the 700 bison they
counted. To the nearest whole number, what is the best estimate for the bison population?
Submit

answer: 2x + 2 − 2 = 10 − 2; subtraction property of equality

step-by-step explanation:

answer: 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000

step-by-step explanation:

answer is because 4×10=40

and 98×4= is 392

40,392