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ATQ, Total cost price of the painting for Mira = 5x + x + 800 = Rs. '6x + 800' Selling price of the painting = 1.30 × (6x + 800) = 9x - 400 7.8x + 1040 = 9x - 400 1.2x = 1440 x = 1200 So, the value of x = 1200.
Which enzyme in saliva breaks down starch?
When a metal reacts with dilute hydrochloric acid, it produces:
Eclipses occur due to which optical phenomena?
Organisms have been divided into how many kingdoms?
What is the focal length of a double convex lens for which the radius of curvature of each surface is 30 cm and the refractive index of glass is 2.50 ?
Consider the reaction-
Copper sulphate solution (blue) + Iron → Iron sulphate soluton + Copper What is the colour of the iron sulphate solution?
If a medium has a critical angle for total internal reflection from the medium to vacuum as 90°, what is the velocity of light in the medium? (Take c =...
Specific heat of aluminum when 26000 J of energy is supplied to 4 kg block and it's temperature rises from 25°C to 35°C is
A body of mass 6 kg accelerates from 6 m/s to 18 m/s in 3 seconds due to the application of a force on it. Calculate the magnitude of this force (in N).
Which vitamin is essential for RBC formation?
