Type the correct answer in the box. use numerals instead of words.
a movie producer held a preview screening of her new movie to find out how the film would be received by viewers of different age groups. the table shows the number of viewers of different age groups who rated the movie as excellent, average, or poor. note: a rating of "excellent" means the audience liked the movie, while a rating of "poor" means the audience disliked the movie.
age groups excellence average poor marginal total
16 - 30 78 33 43 154
30 - 44 33 41 37 111
45+ 38 23 20 81
marginal total 149 97 100 346
out of the total number of respondents, the percentage of respondents in the 30-44 age group who rated the film as excellent rounded to the nearest hundredth of a percent is blank %
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Bob the builder is making 480kg of cement mix. this is made by cement, sand and gravel in the ratio 1: 3: 4

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