1.) The measures of two supplementary angles are in the ratio of 5:7. What are the angles?

1) 15:65
2) 60:120
3) 75:105
4) 180

2.) The lengths of the sides of a triangle are in the extended ratio 4:7:9. The perimeter of the triangle is 100 cm. What are the lengths of the sides?

1. 20:35:40
2. 20:35:45
3. 15:35:50
4. 20:30:50

What is the solution to the equation 9^(x+1) =27

Afurniture manufacturer produces chairs and sofas. each chair requires 10 yards of fabric, and each sofa requires 20 yards of fabric. the manufacturer has 300 yards of fabric available. to fulfill orders, the number of sofas must be at least twice the number of chairs. let x be the number of chairs and y the number of sofas. which inequalities are described in the problem? check all of the boxes that apply

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?