Sheet # 859

1) In order to obtain an answer of 38, how should parenthesis be placed in the expression?
3 + 4 X 6 - 2 X 1 + 1

A. (3 + 4) x 6 - 2 x (1 + 1) =

B. (3 + 4) x 6 - 2 x 1 + 1 =

C. 3 + 4 x 6 - 2 x (1 + 1) =

D. (3 + 4) x 6 - (2 x 1) + 1 =

E. No parentheses are needed.


2) In order to obtain an answer of 23, how should parenthesis be placed in the expression?

A. (3 + 4) x 6 - 2 x (1 + 1) =

B. (3 + 4) x 6 - 2 x 1 + 1 =

C. 3 + 4 x 6 - 2 x (1 + 1) =

D. (3 + 4) x 6 - (2 x 1) + 1 =

E. No parentheses are needed.


3) If 2x + y = 15, find the values that will not work for x and y.

A. (x = 1, y = 13)

B. (x = 3, y = 9)

C. (x = 4, y = 7)

D. (x = 5, y = 5)

E. (x = 6, y = 2)


4) Find the value for n in the table.

A. n = 23

B. n = 25

C. n = 30

D. n = 36

E. n = 49

5) Which of the following expressions would calculate the total perimeter of a square with a side of 5m, a regular octagon with a side of 6m, and an equilateral triangle with a side of 7m?

A. 4 + 5m + 6 x 6m + 3 x 7m

B. 4 x 5m + 8 x 6m + 3 x 7m

C. 4 x 5m + 6 x 8m + 3 x 7m

D. 5 x 4m + 6 + 8m + 5 x 7m

E. 4 + 5m + 6 + 8m + 3 + 7m