A tank holding 1200 litres when full is \frac{3}{4} full. In the morning, \frac{1}{3} of the water in the tank is used. In the evening, \frac{2}{5} of the remaining water is used. How many litres of water are left in the tank?

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Addition and Subtraction of Rational Numbers, Multiplication and Division of Rational Numbers | PadhAiPro

Question

NumericalAddition and Subtraction of Rational NumbersMultiplication and Division of Rational Numbers

The value of \frac{-5}{8}+\frac{7}{12} is:

\frac{-4}{9}\div\frac{8}{-15} is equal to:

For all non-zero rational numbers a, b, c: (a \div b) \div c = a \div (b \div c).

True/FalseMultiplication and Division of Rational NumbersAssociative Property of Rational Numbers

Using suitable rearrangement, find: \frac{3}{7}+\frac{-6}{11}+\frac{-8}{21}+\frac{5}{22}

The product of two rational numbers is \frac{-28}{45}. If one of them is \frac{7}{-9}, find the other. (Give your answer as a decimal.)

What number should be added to \frac{-5}{12} to get \frac{3}{8}?