Three-fourths of the students at bismarck high are less than 16 years old. if there are 1200 students at the school, how many of them are under 16?
a) 400
b) 600
c) 700
d) 900

7x+8y=-18, 4x-9y=-3 solve the system of equations

Consider the integral: 4 0 16 − y2 − 16 − y2 4 1 x2 + y2 dz dx dy . (a) describe w. use the standard view of the x, y, and z axes. front half of a cone with a rounded top. full cone with a flat top. right half of a cone with a flat top. front half of a cone with a flat top. right half of a cone with a rounded top.

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.