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ক্রমান্বিত প্রশ্ন সেট
1 A set of step by step procedures for accomplishing a task is known as a (n) ___
algorithm
hardware
firmware
application
2 If 42x+1=32, then x =?
2
3
34
43
3 if the radious of cylinder is halved and height is doubled, then what will be the curved surface area
increase by one
the same
double
triple
4 there are 5 red and 3 black in a bag probability of drawing a black ball is
5/8
1/2
3/4
1/4
5 If * is defined for all positive real numbers a and b by a*b=ab/(a+b), then 10*2=?
5/3
5/2
5
20/3
6 if w is 10% less than x and y is 30% less than z , then wy is what persent less than xz ?
10%
20%
37%
40%
7 A man is in need of money for 120 days. He asked the banker and the banker charged Tk. 360 at the rate of 6%. What was the amount asked for?
Tk. 16000
Tk. 15000
Tk. 10500
Tk. 20000
Tk. 18000
8 What mathematical operation should come at the place of ‘?’ in the equation : 2 ? 6 – 12 ÷ 4 + 2 = 11
+
–
×
÷
9 প্রশ্নবোধক স্থানে (?) কোনটি বসবে? ৩, ১০, ৯, ৮, ২৭, ৬, ৮১, ৪, ২৪৩ (?)
২
৪
১৫
১২
10 6,7,9,13,__, ___. what are the two missing numbers in the series?
21,37
17,21
21,39