Related Questions

The electricity bill of a certain establishment is partially fixed and partially varies as the number of units of electricity consumed. Wen in a certain month 540 units are sonsumed. the bill is TK 1800. In another month 620 units are consumed are the bill is Tk 2040. Inayet another month if 500 units are consumed what would be the bill (in Tk) for that month?
A 1950
B 1560
C 1840
D 1680
In a beam subjected to pure bending, the intensity of stress in any fibre is _________ the distance of the fibre from the neutral axis.
A Equal to
B Less than
C More than
D Directly proportional to
In a co-polymer, the repeating units contain two different monomers. Which of the following is a copolymer?
A PTFE
B Buna-S
C PMMA
D Polycaprolactum
The repeating units of PTFE are
A Cl2CH = CH3
B F2C = CF2
C F3C = CF3
D FClC = CF2
A toy company sold 160 units of toys for Tk. 450 each and 120 units of toys for Tk. 300 each. If the company's production cost of each unit of toy was Tk. 380, what was the company's profit of loss?
A Tk. 1,600 loss
B Tk. 1,600 profit
C No profit or loss
D Tk. 600 loss
XYZ company sold 800 units of watches for TK.800 each and 1,000 units of watches for TK. 500 each. If the company's cost of producing each unit of watch was TK. 600, what was the company's profit or loss ?
A TK. 1,600 loss
B TK. 600 loss
C No profit or loss
D TK. 600 profit
If machine A polishes x units in 12 minutes and machine B polishes 5x units in 40 minutes, in how many minutes will A and B. working together, polish 50x units?
A 240
B 300
C 350
D 120
দুইটি বিপরীতমুখী বলদ্বয়ের লব্ধি 12 units এবং বলদ্বয় হতে যথাক্রমে 3 units এবং 4 units দূরে ক্রিয়াশীল। বলদ্বয়ের মান কত?
A 48 and 36 units
B 48 and 48 units
C 40 and 36 units
D 40 and 40 units
A machine can produce 10 units in 5 hours. Another machine can produce 5 units in 10 hours. Working together, how many units can they produce in 30 hours?
A 50 units
B 60 units
C 70 units
D 80 units
একটি পানিপূর্ণ কুয়ার গভীরতা 20m ও ব্যাস 2 m. কুয়াটিকে পানি শূণ্য করার জন্য 5 HP এর একটি পাম্প লাগানো হল। অর্ধেক পানি তোলার পর পাম্পটি নষ্ট হয়ে গেল। বাকি পানি তোলার জন্য একই ক্ষমতা সম্পন্ন আর একটি পাম্প লাগানো হল। প্রথম পাম্প দ্বারা সম্পাদিত কাজের পরিমান নির্ণয় কর।(The depth and diameter of a water filled well are 20 m and 2 m respectively. An engine of 5 HP is attached to pump out the water. The pump was ruined after emptying half of the water. Then another pump of same capacity was attached to pump out rest of the water. Determine the work done by first pump.) 
A 2.54 × 104 J
B 1.44 × 104 J
C 2.34×104 J
D 1.54 × 104 J
E 1.54 ×104 J

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