Information about the students at Jackson High School is shown in the table.

A 4-column table has 4 rows. The first column has entries tenth grade, eleventh grade, twelfth grade, total. The second column is labeled girls with entries 194, blank, 156, 523. The third column is labeled boys with entries blank, 179, blank, 511. The fourth column is labeled Total with entries 376, blank, 306, 1,034.

Which statement must be true?

Out of the 352 eleventh graders at the school, 173 of them are girls.
Out of the 511 boys at the school, 150 of them are tenth graders.
Out of the 523 tenth graders at the school, 173 of them are boys.
Out of the 376 girls at the school, 182 of them are eleventh graders.

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Atemperature of 1.64◦f corresponds to answer in units of ◦c.

What is the x-intercept and y-intercept of the equation 2x+1. 2o