Question
A shopkeeper mixes 40 kg sugar worth Rs.15 per
kg with 160 kg sugar worth Rs. 25 per kg. At what rate should he sell the mixture per kg to gain a profit of 25%?Solution
Cost of 40 kg sugar = Rs.600 Cost of 160 kg sugar = Rs.4,000 Total cost of 200 kg sugar = Rs. 4,600 Cost price of 1 kg sugar = `4600/200` = Rs.23 per kg S.P. = `(23xx125)/100` = Rs. 28.75
What is dehydration?
When a body falls freely
The process of converting a solid directly into its vapor is called:
A mixture of carbon monoxide and hydrogen is known as ______
The device that converts AC into DC is:
The washing machine works on the principle of -
Which particle is associated with Bose-Einstein Condensate?
The process of depositing a layer of any desired metal on another material by means of electricity is called:
If water smells bad, then that odor can be removed by adding:
The force of attraction between the particles of matter is maximum in______.