question If 7 20a 7 20 what is the value of a

If 30% of a number is 45, what is the number?

A. 100
B. 120
C. 150
D. 200

What is the name of a three-dimensional figure with all sides equal and all angles right angles?

A. Cube
B. Pyramid
C. Cylinder
D. Sphere

If 4�+7=234c+7=23, what is the value of �c?

A. 4
B. 5
C. 6
D. 7

If 2�+3=172j+3=17, what is the value of �j?

A. 6
B. 7
C. 8
D. 9

If 5�−3=225e−3=22, what is the value of �e?

A. 5
B. 6
C. 7
D. 8

What is the measure of each exterior angle of a regular pentagon?

A. 36∘36∘
B. 54∘54∘
C. 72∘72∘
D. 108∘108∘

Solve: 4×(7−2)4×(7−2)

A. 16
B. 20
C. 22
D. 24

Solve for �x: 49(18−�)=894(18−x)=8

A. �=3x=3
B. �=6x=6
C. �=9x=9
D. �=12x=12

If 2�+7=152d+7=15, what is the value of �d?

A. 2
B. 4
C. 6
D. 8

If a rectangle has a length of 15 units and a width of 6 units, what is its area?

A. 36 square units
B. 90 square units
C. 120 square units
D. 180 square units