In the seventh grade, rachel read 15 books. in the eighth grade, she read 18 books. find the percent of increase in the number of books rachel read.
a.
30%
c.
20%
b.
3%
d.
18%

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.