The middle school choir has a total of 45 members, and the ratio of boys to girls is 5:4 . At the spring concert, 1 boy was absent and 2 girls were absent. What is the ratio of boys to girls at the concert?
4:3 or 8:6
20
2x + 10 > 30 is 6 a solution?
no
15
2x + 10 > 30 is 8 a solution?
no
15
2x + 10 > 30 is 10 a solution?
no
15
2x + 10 > 30 is 12 a solution?
yes
15
2x + 10 > 30 is 14 a solution?
yes
15
True or false: A triangular prism has only triangles
false
15
True or false: A triangular prism has only rectangles
false
15
True or false: A triangular prism has 2 triangular bases connected by 3 rectangular faces
true
15
True or false: A triangular prism has 2 rectangular bases connected by 3 triangular faces
false
15
What is the dependent variable in the equation: 3x=y
y
15
What is the independent variable in the equation: 1/3a=b
a
20
True or false: The value of x is 5 times the value of y in the table.