Question
'H' sells an article at a 20% profit. If he had bought
it at 20% less and sold it for Rs. 40 more, he would have gained 75%. Determine the cost price of the article.Solution
ATQ, Let the cost price of the article be Rs.βhβ. New cost price of the article = Rs.0.8h 0.8x Γ 1.75 β 1.2h = 40 1.4h β 1.2h = 40 h = 200 So, the cost price of the article = Rs.200
Two identical metallic spheres are charged. One has +Q charge, the other βQ charge. They are connected by a conducting wire. After equilibrium:
...To measure the speed of an approaching car a police officer shines β
How many chromosomes are present in a typical human cell?
The temperature which has the same reading on both Fahrenheit and Celsius scales is β
Marbles come under which category of rockes?
A nucleus X of mass number 238 undergoes 3 Ξ±-decays and 2 Ξ²β»-decays successively. The mass number and atomic number of the resulting nucleus Y are:...
Among petroleum refinery products, which has the lowest boiling point?
Which of the following constitutes a food chain ?
A body is said to be in equilibrium when:
Which of the following is a primary consumer in a food chain?