Let, number of book and number of pen sold by shopkeeper be 25x and 18x respectively. Number of pencil sold by shopkeeper = 13/6 × 18x = 39x So, 25x × 40 + 18x × 20 + 39x × 10 = 21000 ⇒ 1000x + 360x + 390x = 21000 ⇒ 1750x = 21000 x = 12 Number of pen sold by shopkeeper = 18x = 216
Suppose the wedding dress industry is a perfectly competitive constant cost industry. Suppose also that market demand for wedding dresses is described b...
IftheregressionlineofYonXisY=30-0.9XandthestandarddeviationsareSx=2andSy=9,thenthevalueofthecorrelatio ncoefficientrxyis
...Saddle point in game theory depicts which of the following
Which of the following is/are the aim/aims of "Digital India" Plan of the Government of India?
The optimal quantity of the Public good to be produced is given by
A bag contains 8 Black and 4 White balls. 10 balls were randomly selected from the Bag. What is the probability that out of the 10 balls selected at ran...
A firm finds that for the product it produces, its (own) price elasticity of demand is 4. Currently, the firm is selling 1000 units per month at Rs. 5 p...
Refer to the above table. Calculate th...
Under the Bretton wood system, the long-term development assistance was to be provided by
IBRD