Question

Data released by the Department of Education regarding the rate (percentage) of ninth-grade students who don't graduate showed the following results for the 50 states.
15 states had an increase in the dropout rate during the past 2 yr.
15 states had a dropout rate of at least 30% during the past 2 yr.
24 states had an increase in the dropout rate or a dropout rate of at least 30% during the past 2 yr.
(a) How many states had both a dropout rate of at least 30% and an increase in the dropout rate over the 2-yr period?

Answer 1

(b) How many states had a dropout rate that was less than 30% but that had increased over the 2-yr period?

Answer 2

\[_{?}^{?}6=7-n5\sin^{-1} \]

Answer 3

should be the answer for 1

Answer 4

2 i dont know sorry

Answer 5

this is a sets question