Question
How much groundnut powder at Rs. 90 a kg. should be
added to 56 kg. of cashew powder at Rs.310 a kg. so that by selling the mixture for Rs. 280 a kg, a person will gain 12% profit?Solution
Sol. C.P. of the mixture = 280 *100/112= 250 a kg. By Alligation rule: 310-250/250-90=60/160 ∴ Required ratio = 3:8 Therefore, when cashew powder is 56 kg, groundnut powder should be = 56*3/8 = 21 kg.
The lowest layer of atmosphere is known as Troposphere. It extends upto a height of _____ km along the equater and ____km along the poles.
What is the potential consequence of over irrigation?
A form of indigestion marked by excessive accumulation of gas in the rumen. This form of indigestion is termed as
Soybean is not consumed as dal due to presence of
India Meteorological Department is an agency of the__________.
Which of the following disease occurs due to deficiency of zinc in rice?
Downy mildew or Green ear disease of Sorghum is ______
When did cotton become a well-established crop in the Indus River Valley?
Which of the following element is non-essential but useful for plants?
Dehorning of horned cattle is the process of removal of their horns or the process of preventing their growth. The process of dehorning is accomplished ...
