Math Mcqs
- What is the value of 2(x3 - y2) + 2(x3 + y2) for x = 2 and y = -4?
A) - 32
B) 32
C) 34
D) -34
E) 35 - If x = 3, what is the value of 6 / x + 4x - 20?
A) 6
B) 2
C) - 6
D) 14
E) - 34 - The surface area A of a cylindrical container is given by the formula
A = 2 pi r2 + 2 pi r h
where r is the radius, h is the height of the container and h its height and pi is a constant which can be approximeted by 3.14. Which of the values below is closeset to the area of a container whose radius is 10 cm and its height 5 cm? A) 628
B) 1256
C) 314
D) 3140
E) 942
- If x = - 2 and y = 3, what is the value of - x- y?
A) 1 / 8
B) - 1 / 8
C) 8
D) - 8
E) - 6 - If y = -3, what is the value of (y3 - 3) / (- y + 3)?
A) 5
B) 10
C) 6
D) - 5
E) - 6 - What is the value of 3 x3 - 2 x2 + 2 for x = - 2?
A) 20
B) - 20
C) 30
D) - 30
E) 60 - If x = 2.7, what is the value of x + 0.75(x - 1.5) + 1.2?
A) 4.8
B) 7.2
C) 6.1
D) 6.2
E) 6.3 - If x = - 0.07 and y = 1.2, what is the value of x y - 0.2 (y - x)?
A) 0.338
B) - 0.338
C) 0.3
D) - 0.3
E) 0.338 - At normal resting heart rates, the mean arterial pressure MAP can be approximated by the simple formula
MAP = DP + (1/3)( SP - DP )
where DP is the diastolic pressure and SP systolic pressure. Find the mean arterial pressure MAP, rounded to the nearest unit, for a person with systolic pressure SP of 101 mmHg and a diastolic pressure DP of 72 mmHg.
A) 85
B) 100
C) 90
D) 80
E) 82 - What is the value of 3 / (x - 4 y) + 2 / (0.5 x + 8 y) for x = - 2 and y = - 0.25?
A) 11 / 3
B) 3 / 11
C) - 3 / 11
D) - 11/3
E) 3
- B
- C
- E
- A
- D
- D
- A
- B
- E
- D
Tags: Math Mcqs
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