Related Questions

Biontech, the company that invented COVID vaccine along with Pfizer, is a-
ক German
খ Swedish
গ French
ঘ Spanish
Administering a vaccine provides protection by inducing synthesis of antibodies (proteins) specific of the vaccine. The cell in the body responsible for the production of antibodies is
ক Granulocyte
খ Lymphocyte
গ Erythrocyte (red blood cell)
ঘ Platelet
Who among the following invented the small pox vaccine?
ক Robert Koch
খ Edward Jenner
গ Robert Hooke
ঘ Louis Pasteur
Two different companies, X and Y, have the same number of workers. The ratio of the male workers in company X and the male workers in company Y is 2:1 and the ratio of female workers in both company is 4:5.What is the ratio of female workers to the male workers in Company X?
ক 1:2
খ 2:3
গ 3:4
ঘ 1:5
According to Pfizer pharmaceutical company, its Covid-9 vaccine has efficacy rate of
ক 95%
খ 91.5%
গ 80%
ঘ 85%
A company makes a profit of 7% selling goods which cost Tk.2000; it also makes a profit of 6% selling a machine the cost the company Tk. 5000. How much total profit did the company make on both transactions?
ক Tk. 300
খ Tk. 400
গ Tk. 420
ঘ Tk. 440
A company specializing in producing mass market cars acquires a company which specializes in financial services. The new company can now offer financial services to its car purchasers. What form of diversification is this?
ক Resource-based
খ Unrelated
গ Routine-based
ঘ Replication-based
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?
ক Tk. 1,600 loss
খ Tk. 1,600 profit
গ No profit or loss
ঘ Tk. 600 loss
Company C produces toy trucks at a cost of Tk. 5 each for the first 100 trucks and Tk. 3.5 for each additional truck. If 500 toy trucks were produced by the company C and sold for Tk. 10 each, what was company C's gross profit?
ক Tk. 3500
খ Tk. 3250
গ Tk. 3100
ঘ None of these
The cost of operating a Frisbee company in the first year is $10,000 plus $2 for each Frisbee. Assuming the company sells every Frisbee it makes in the first year for $7, how many Frisbees must the company sell to break even?
ক 1000
খ 1500
গ 2000
ঘ 2500

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