Related Questions

Lubana purchased 20 kg of pulses at a rate of Tk. 14.25 per kg and 30 kg of pulses at a rate of TK. 11.50 per kg.She decided to mix the two and sold the mixture. To make a profit of 30% what price per kg should he sell the mixture ?
A 15.60
B 14.80
C 16.38
D 18.20
There are tow examinations rooms A and B. If 10 students are sent from A to B, then the number of students in each room is the same . If 20 candidates are sent from B to A, then the number of students in a is double the number of students in B. what is the number of students in room A?
A 20
B 80
C 100
D 200
Messages from one computer terminal can be sent to another by using data networks. The message to be sent is converted to an electronic digital signal, transmitted via a cable, telephone or satellite and then converted back again at the receiving end. What is this system of sending messages called?
A Paperless office
B Electronic mail
C Global network
D Electronic newspaper
E None of the above
By mixing two qualities of pulses in the ration 2:3 and selling the mixture at the rate of Tk. 22 per kilogram, a shopkeepers makes a profit of 10%. If the cost of the smaller quantity be TK. 14 per kg the cost in Tk per kg of the larger quantity is:
A 23
B 24
C 25
D 26
The doctor has —— the pulses of the patient.
A seen
B measured
C counted
D felt
All data 'in computer' are changed 'into' pulses 'by' an input 'unit'. 'No Error'.
A in computer
B into
C by
D unit
In what ratio must a grocer mix two varieties of pulses costing Tk. 15 and Tk. 20 per kg respectively so as to get a mixture worth Tk.16.50 per kg ?
A 3:7
B 5:7
C 7:3
D 7:5
In what ratio must a grocer mix two varieties of pulses costing Tk. 15 and TK. 20 per kg respectively so as to get a mixture worth Tk. 16.50 kg?
A 3 : 7
B 5 : 7
C 7 : 3
D 7 : 5
Pulses are a good source of
A Proteins
B Fats
C Vitamins
D Carbohydrates
If the input to an integrating circuit is a succession of alternating positive and negative pulses of very short duration, the output will be ___________ wave
A Rectangular
B Triangular
C Sine
D Square

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