Write an expression to match the problem given below. half of a number, n, less 12
2n−12
12n+12
12−12n
12n−12
If w=−12, y=2, and z=3, what does the expression 8wy+zw equal?
2
–8
–
6
What is the surface area of a cube with edges measuring 7 cm each?
343 [math]
42 [math]
49 [math]
294 [math]
[math]
27
21
A prism has a length of 5 m. Its base has an area of [math]. What is the volume of the prism?
35 [math]
37 [math]