Answer:
The rule of dilation is D₀,₄. It means dilation by scale factor 4 with center of dilation is origin. The length of OB' is 3 units. therefore, the answer is 3 units
Step-by-step explanation:
Answer:
109 seals
Step-by-step explanation:
Let
x -----> approximate total seals in the area
we know that
In a survey, you count 58 seals, 16 of which were marked
Using proportion
Find out how many seals are in the area , if there are 30 marked seals

Round to the nearest whole number

............................l
Answer:
690%
Step-by-step explanation:
To find the percent increase, take the new amount and subtract the original amount
5600000-80000=5520000
Divide it by the original amount
5520000/800000
6.9
Multiply this by 100% to change from decimal form to percent form
6.9*100%
690%