2912 is the population . when 12% is increase of the Ann's population
Could you maybe add more info? like a story or something
Answer: We are given the number 173.514
Each of the digits in this number has the following place value:

Secondly, We have to identify the numbers in digit 185.712
Answer:
If you count the bottom layers that cant be seen, then it's 16 cubes.
If angle BCD measures 70° then so does angle DBC (because you have formed an isoceles triangle inside the larger ΔABC and the two legs are equal so the two angles have to be equal. So we have a two 70° angles which leaves 40° for the 3rd angle, which is ∠BDC.
Since ∠BDC and ∠ADB are supplementary (180°) - that leaves 140° for ∠ADB and is our answer