Question
The average cost price of 21 pens (having equal cost
price) decreased by Rs.3, when one of the pen is replaced by a new pen having cost price of Rs.55. Find the cost price of the pen that was replaced.Solution
Let the cost price of each pen be Rs.x So, cost price of 21 pens = Rs.21x According to the question, => (21x – x + 55)/21 = x – 3 => 20x + 55 = 21x – 63 => x = 118 Therefore, the cost price of the pen that was replaced is = Rs.118
The carbonated beverages is also called as ….due to it gives sparkling zip effect
Sodium deficiency in cow symptom and causes what?
AICRP on Dryland agriculture was launched in
Alkali soils appear black due to
The operation of pulsing is done for ____
Which of the following is not true about the role of plant biotechnology in plant pathology?
Pegging and pod formation stage has occurred in which among the following crop:
Which of the following microorganism is eliminated in canned foods?
In dry milling process prior to treatment with oil, in pulse the following operation is done
The first milk produced after parturition is called?