Related Questions

Logarithm tables were invented by-
A John Harrison
B John Doe
C John Napier
D John Douglas
The price of 10 chairs is equal to that of 4 tables . The price of 15 chairs and 2 tables together is Tk. 4000. The total price of 12 chairs and 3 tables is-
A TK. 3500
B Tk. 3750
C Tk. 3840
D None of these
The price of 3 tables and 4 chairs is Tk. 3300. with the same money one can buy 2 tables and 10 chairs. If one wants to buy In 1 table and 1 chair , how much does he need to pay?
A Tk. 940
B Tk. 1050
C Tk. 1040
D Tk. 950
If 2 tables and 3 chairs cost Tk. 3500 and 3 tables and 2 chairs cost Tk. 4000, then how much does table cost?
A Tk. 500
B Tk. 750
C Tk. 1000
D Tk. 15000
A logarithm is………….. in algebra as an exponent.
A known what
B know what it is
C what is known
D what it is known
Kick's law assumes that the energy required for size reduction is proportional to the logarithm of the ratio between the initial and the final diameters. The unit of Kick's constant is
A KW. sec/kg
B KWh/kg
C KWh/sec. kg
D Kg/sec
In a room there are six Bengali, twelve engineers and fifteen football players. Only one of them was a bengali Engineer who played Football. Two were Bengali Engineers but did not play football and two were Bengali football players and were not engineers. If there were 24 people in the room, and at least one of them were Bengali, engineer or a football player, how many were engineers and played football but not bngali?
A 1
B 9
C 6
D 3
In a cricket tournament 30,000 tickets were sold. One-fourth of the tickets were sold at TK. 30 each, 1/3 were sold at TK. 25 each, and the remaining tickets were sold at TK. 20 each. How many tickets were sold at TK. 20 each ?
A 10,000
B 12,000
C 12,500
D 13,500
A school has 10 classes with the same number of students in each class. One day, the weather was bad and many students were absent. 3 classes were half full, 5 class were 3/4 full and 2 classes were 1/6 empty. A total of 74 students were absent. What is the total number of students in this school?
A 200
B 220
C 240
D 246
A school has 10 classes with the same number of students in each class. One day, the weather was bad and many students were absent. 3 classes were half full. 5 classes were 3/4 full and 2 classes were 1/6 empty. A total of 74 students were absent. What is the total number of students in this school?
A 200
B 220
C 240
D 400

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