Question
A 480-liter blend contains soap and water in a 5:3
ratio. Adding 60 liters of soap and (6u + 30) liters of water changes the ratio to 6:5. Find the ratio of soap to water if '8u' liters of water are further added.Solution
ATQ, Initially Finally, quantity of soap = 300+60=360 300 + 60 = 360 liters, Quantity of water = 180+6×15+30+8×15=390 180 + 6 × 15 + 30 + 8 × 15 = 390 liters.
Perspiration cools the body because
The SI unit of mechanical energy is
What is the common characteristic of elements in the same group of the periodic table?
Which of the following is used as a moderator in nuclear reactors?Â
Which polymer is formed by the copolymerization of phenol and formaldehyde?
Which bond is weakest in nature?
What is the pH of a neutral solution at 25°C?
Which of the following is also known as wood alcohol?
Bleaching powder is represented as ______.
Which gas is added under pressure to make soft drinks fizzy?