Michelle spent $32 on hot dogs and hamburgers. hot dogs were $5 and hamburgers $6.if she bought a total of 6 items .how many of each kind did she buy?

a. 2 hot dogs and 4 hamburgers
b. 4 hot dogs and 2 hamburgers
c. 6 hot dogs and 0 hamburgers
d. 3 hot dogs and 3 hamburgers

Of the 304 people who attended a school play, 5/8 were students. how many of the people who attended were students.

Look at this system of equations. -3x + 3y = 12 y = x + 4 the solution set of this system is best explained by which of these statements? a) the graphs of the equations are the same line because the equations have the same slope and the same y-intercept. the system has infinitely many solutions. b) the graphs of the equations are parallel lines because they have the same slope but different y-intercepts. the system has no solution. c) the graphs of the equations are lines that intersect at one point because the equations have the same slope but different y-intercepts. the system has exactly one solution. d) the graphs of the equations are lines that intersect at one point because the equations have the same slope and the same y-intercept. the system has exactly one solution.

The half-life of a certain material is 0.002 second. approximately how much of a 14-gram sample will be left after 0.004 second? a. 12 grams b. 3.5 grams c. 0.06 gram d. 7 grams