Wednesday, 1 May 2019

Assistant Director FIA and IB solved past paper page 10

81. In a town of population 100,000, 20% have internet connection. And those who have internet connection, 15% use PTCL internet service. How many people have internet service other than PTCL?
(A) 3,000
(B) 7,000
(C) 12,000
(D) 17,000
82. A car parking charges n dollars for the first hour, and m pence for every additional hour. What amount it will charge if a car stayed for 5 hours?
(A) n + 5m
(B) n + 4m
(C) m + 4n
(D) m + 5n
83. What is the value of x in the equation: 0.2x − 0.03 = 0.4 × 0.05 ?
(A) 0.20
(B) 0.02
(C) 0.25
(D) 0.025
84. Bilal’s salary is 120% of Ahmed salary. And, Saba’s salary is 60% of Ahmed’s salary. The total of all three salaries is Rs.112,000. What is Saba’s salary?
(A) Rs.24,000
(B) Rs.24,500
(C) Rs.25,000
(D) Rs.25,500
85. What is the solution set of the equation: x^2+4x+3=0
(A) {1, 3}
(B) {–1, 3}
(C) {1, –3}
(D) {–1, –3}
ANSWERS: ASSISTANT DIRECTOR TEST
81(D) Find solution below..
82(B) 83(C) 84(A) 85(D)
SOLUTIONS: MINISTRY OF DEFENCE PAST TEST
81. (D)
82. (B) First hour charges = n, remaining 4 hour charges = 4m. Total charges = n + 4m
83. (C)
84. (A) Let Ahmed’s salary = A, Bilal’s salary = 120% of A, Saba’s salary is 60% of A, and total salaries = 112,000, then
85. (D)


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