How many ads had at least 15, but fewer than 30, words? 1 0 3 3 5 7 9
2 0 0 1 4 5
3 3 8 8
52
key : 10= 10
o 14
O 5
08
11

here is the

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first, we define the variables:

x: number of years after 1950

f (x): amount of vinyl sold.

then, with the variables defined, we have:

68594 vinyl records were sold in 1958 > f (8) = 68594

91299 vinyl records were sold in 1961 > f (11) = 91299

38720 vinyl records were sold in 1952 > f (2) = 38720

161743 vinyl records were sold in 1967 > f (17) = 161743

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step-by-step explanation:

answer: 193

explanation:

200-7 = 193