For the following questions answer them individually
$$ \frac{1}{3} $$ of the income of a person is spent over food, $$ \frac{1}{2} $$ towards loan. If the remaining amount is Rs. 2,000 calculate his income.
The sum of the ages of two different children is 30 years. After 5 years the age of one will become thrice the age of other. Find the age of the younger child now.
A person purchased 15 pens and 30 books worth Rs. 825. If the cost of a book is double that of a pen, calculate the cost of the one book.
The average of age of father and mother is 45 years. If the age of daughter is included. The average of the three falls to 35. Find the age of daughter ?
The simple form of the following expanded form of number is
$$5.05 \times 10^{4}+8 \times 10^{3}+4 \times 10$$
The simple form of the following expanded form of number is
$$9.099\times10^{4}+2\times10^{3}+1\times10^{1}+5\times10^{0}$$
A rectangular plate of 12 cm breadth and 48 cm length is given. The number of biggest square plates that can be obtained is
The missing term which makes the following a perfect square is
_____ - 48 pq + 36 $$ q^{2} $$
The missing term which makes the following a perfect square is
81 $$ X^{2} $$ - 72 xy + ____
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