📝 MCQ মডেল টেস্ট
If a and b are two different prime numbers , which of the following is the smallest possible value of a+b ?
A. 1
B. 3
C. 5
D. 8
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3xy -20 +5x -12y =?
A. (x-4) (3y+5)
B. (x+4)(3y+5)
C. (x+4)(3y -5)
D. (x+3)(3y+5)
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while working 7 hour a day , A alone can complete a piece of work in 6 days and B alone in 8 days . In what time would they complete it together , 8 hour a day?
A. 5 days
B. 3 days
C. 4 days
D. 3.6 days
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P and O invested in a business. The profit earned was divided in the ratio 2 :3 . If P invested TK. 40000, the amount invested by Q is -
A. Tk.40000
B. TK. 50000
C. Tk. 70000
D. TK. 60000
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A B C subscribe TK. 50,000 for a business .A subscribes TK. 4000 more than B and B TK, 5000 more than C Out of a total Profit of TK. 35,000. A receives
A. Tk. 14,700
B. Tk. 1,900
C. Tk. 13,600
D. TK. 8400
পরীক্ষা: null ( ) — null
The angle of elevation of a ladder leaning against a wall is and the foot of the ladder is 4.6 m away from the wall. The length of the ladder is
A. 2.3 m
B. 9.2 m
C. 4.6 m
D. 7.8 m
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The sum of the present ages of a father and his son is 60 years . Six years ago, father's age was five times the age of the son. After 6 years, son's age will be -
A. 12 years
B. 14 years
C. 18 years
D. 20 years
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The sum of two numbers is 22 and the sum of their squares is 404, then the product of two numbers is -
A. 40
B. 44
C. 80
D. 88
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In a class , the number of girls is 20% more than that of boys. The strength of the class is 66. If 4 more girls are admitted to the class , the ratio of the number of boys to that of the girls is -
A. 1:02
B. 1:04
C. 3:05
D. 3:04
পরীক্ষা: null ( ) — null
If x: y =5:2 , then (8x+9y) : ( 8x +2y) is
A. 29:22:00
B. 22:29
C. 26 : 61
D. 61:26:00
পরীক্ষা: null ( ) — null