Original price: $1,050.00
Increase by 0.5%
Final price: x
Proportional constant:

Final price =  $1,055.25

Step-by-step explanation:

Given:

Original price = $1,050

Rate of increase = 0.5%

Find:

Final price

Computation:

Final price = Original price + [Original price x Rate of increase]

Final price = 1,050 + [1,050 x 0.5%]

Final price =  1,050 + 5.25

Final price =  $1,055.25

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

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