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Let his total income be 100 He spends = 25 + 20 + 15 + 10% = 70% Total invested amount = 70% + 3000 Remaining amount = 100% - (70%+3000) = 30% - 3000 30% - 3000 = 12000 30% = 15,000 1% = 500 100% = 50,000 His total income = 50,000
Which of the following is a physical change?
The pH of a neutral solution is —
The gas used for filling weather balloons is-
The major constituent of air is
Milk tastes sour when kept in the open for sometimes due to the formation of-
The noble gas used in radiotherapy is
______is the process in which acids and bases react to form salts and water
The acid used in lead storage cells is-
The pH of a neutral solution is —
Formation of ozone hole is maximum over