A. 18
B. 15
C. 12
D. 5
2x/25 = 6/(x/3) 2x/25 = 18/x 2x*x = 18*25 x² = 9*25 x=3*5 x=15
Related Mcqs:
- A student can solve q questions in 1/h hour. At this rate how many questions can she solve in q hours?
A. hq
B. hq2
C. 1/hq
D. h/qSubmitted by: Rifaqat Ali
- (i). a2 + 11a + 30 = 0,
(ii). b2 + 6b + 5 = 0 to solve both the equations to find the values of a and b?A. If a < b
B. If a ≤ b
C. If the relationship between a and b cannot be established
D. If a > b - I. a2 + 8a + 16 = 0,
II. b2 – 4b + 3 = 0 to solve both the equations to find the values of a and b?A. If a < b
B. If a ≤ b
C. If the relationship between a and b cannot be established
D. If a > b - I. x2 + 5x + 6 = 0,
II. y2 + 9y +14 = 0 to solve both the equations to find the values of x and y?A. If x < y
B. If x > y
C. If x ≤ y
D. If x = y or the relationship between x and y cannot be established. - I. x2 – x – 42 = 0,
II. y2 – 17y + 72 = 0 to solve both the equations to find the values of x and y?A. If x < y
B. If x > y
C. If x ≤ y
D. If x ≥ y
E. If x = y or the relationship between x and y cannot be established. - I. x2 + 9x + 20 = 0,
II. y2 + 5y + 6 = 0 to solve both the equations to find the values of x and y?A. If x < y
B. If x > y
C. If x ≤ y
D. If x ≥ y - I. 9a2 + 18a + 5 = 0,
II. 2b2 + 13b + 20 = 0 to solve both the equations to find the values of a and b?A. If a > b
B. If a ≥ b
C. If a < b
D. If a ≤ b - I. a3 – 988 = 343,
II. b2 – 72 = 49 to solve both the equations to find the values of a and b?A. If a > b
B. If a ≥ b
C. If a < b
D. If a ≤ b - I. a2 – 13a + 42 = 0,
II. b2 – 15b + 56 = 0 to solve both the equations to find the values of a and b?A. If a > b
B. If a ≥ b
C. If a < b
D. If a ≤ b. - Solve the equation for x : 6x – 27 + 3x = 4 + 9 – x
A. 4
B. 5
C. 6
D. -4
E. None of these