A large pizza has a diameter of 9 inches. Which of the following is the area of the pizza in terms of pi ()?
A. 11.25 πin2
B. 29.57 πin2
C. 18.35 πin2
D. 20.25 πin2
We need to find the radius in order to find the area of the pizza.
Radius of pizza
The area of the pizza
But r=4.5
Thus, the area of the pizza is 20.25 
in2.
NOTE: 
is used as is since values of pi may vary e.g. 3.14, 3.142, 22/7. Hence we use pi symbol to generalize.
Therefore, the Correct Answer is D.
More Questions on TEAS 7 Math
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Q #1: If a box of 55 syringes costs $660.00, which of the following is the cost of four syringes?
A. $51.00
B. $26.00
C. $32.00
D. $48.00
Answer Explanation
: the question requires we find the cost of four syringes.
If we let x be the cost of four syringes, then we set up a proportion equation with cost as numerator and number of syringes as denominator. The proportion equation becomes
Cross-multiply to solve for x
Rearranging the above
Divide both sides of the equation by 55
Thus, the cost of 4 syringes is $48.
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Q #2: Which of the following is the correct decimal placement for the product of 1.6*0.93?
A. 14.88
B. 0.1488
C. 1.488
D. 0.001488
Answer Explanation
We use a calculator to find the product of
1.6*0.93=1.488
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Q #3: How many feet are in 9 yards?
A. 45 ft
B. 18 ft
C. 36 ft
D. 27 ft
Answer Explanation
The interconversion of yards to feet utilizes the relationship 1 yard =3 feet. Then, 9 yards to ft becomes
tThere, 9 yards is equal to 27 ft.
