. The 15th NAER Grade 8, 2003 here were 90 employees in a company last year. Thi
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. The 15th NAER Grade 8, 2003 here were 90 employees in a company last year. This year the number of employees increased by 10 percent. How many employ- ees are in the company this year? a. 9 b. 81 c. 91 d. 99 e. 100 NAEP, Grade 8, 2005 Trends in Mathematics and Science Study (TIMSS) Questions Experts say that 25% of all serious bicycle accidents involve hea injuries and that, of all head injuries, 80% are fatal. What percent age of all serious bicycle accidents involve fatal head injuries? a. 16% b. 20% C. 55% d. 105% TIMSS, Grade 8, 1995 Last year there were 1172 students at Beaton High School year there are 15 percent more students than last year. Appr mately how many students are at Beaton High School this yea a. 1800 b. 1600 c. 1500Explanation / Answer
1)
Number of employees in the company this year = 90(1.10) = 99
2)
Percentage of all the injuries that were fatal head injuries = (0.25)(0.80) = 20%
3)
Number of students at Beaton High School = 1172(1.15) = 1347.8 ~ 1348
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