product price change

The production cost C (in dollars) of manufacturing x bulbs is given by C( x ) = 2 x 2 + 5 (0 < x ≤ 4). What is the average rate of change of cost price per bulb when the production increases from 2 to 4 bulbs? => 4 dollars or 2 dollars or 12 dollars or..

The line graph shows the variation in price of a certain product in the consecutive years. Calculate the average price of the product. => $50 or $120 or $100 or None of the above..

A company, started in 1975, recorded the price of its product each year till 2000. Find out the year in which the price of the product was $80. => 1980 or 1990 or 1985 or 1995..

The variation in the price of a product for the last five weeks is represented in a graph shown. Predict the price for the sixth week. => $75 or $55 or $65 or $50..

In _______ notation, we change expressions from scientific notation by simplifying the product of two factors. => Exponential or Standard or Scientific or Algebric..

1) Some amount of phosphorus is returned to earth in the form of birds excreta - Guano deposits (excreta of marine birds) and dead fish (around 60,000 tonnes which is less than 0.5% of phosphorus discharged from rivers). 2) Death and decay of organisms and decomposition of organic matter by microo..

The line graph shows the price of a product from the year 1975 till 2000. In which year was the price of the product $20? => 1975 or 1980 or 1995 or both A and B..

The line graph shows the variation in the price of a product. Which of the following statements is true? => The price of the product in 1985 is less when compared to 1980. or The price of the product in 1990 and 1995 is same. or The p..

The criterion for a chemical change is the production of one or more new substances. Therefore, certain conditions should be met in order to bring about a chemical change. The necessary conditions are: 1) A minimum amount of energy needed to initiate a reaction (activa..

A reversible reaction attains equilibrium when the opposing reactions occur at an equal rate. Therefore, if a reaction at equilibrium is subjected to some change it changes the rate of one reaction more than the other. By changing the concentration, temperature or pres..