3 years ago

Match each problem (term) with its sum or difference (definition).

Mathematics

2 answers:

sladkih [1.3K]3 years ago

8 0

6.45 + 19.82 = c) 26.27

64.5 + 1.983 = a) 66.483

6.45 - 1.983 = b) 4.467

64.5 - 19.83 = d) 44.67

marin [14]3 years ago

5 0

1) 26.27
2) 66.483
3)4.467
4) 44.67

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Age (years) Population Under 15 2600 15 - 64 16000 Over 64 4000 Calculate the child dependency ratio from the chart above. Round

Brums [2.3K]

Answer:

16.25%

=0.163 (correct to 3 decimal places)

Step-by-step explanation:

The child dependency ratio of a population is defined as the number of children (Under 15 years) divided by the working-age population (15–64 years old).

$\mathrm{ Child}\;\mathrm{ dependency}\;\mathrm{ ratio}=\dfrac{{\mathrm{ Population}\,\left( \text{Under 15} \right)}}{{\mathrm{ Population}\,\left( {15-64} \right)}}\times 100$