The cost of 15 pencils is Rs37frac(1)(2)...

The cost of 15 pencils is `Rs37frac(1)(2).` Find the cost of each pencil.

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RS AGGARWAL-RATIONAL NUMBERS-SOLVED EXAMPLES

. What should be added to frac(-7)(8) to get frac(4)(9) ?
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What should be subtracted from frac(-2)(3) to get frac(5)(6) ?
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. Find the product: (i) frac(2)(3) xx frac(5)(7) (ii) frac(3)(4) xx ...
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. Simplify: (i) frac(-36)(7) xx frac(-14)(9) (ii) frac(-8)(13) xx frac...
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Simplify: (i) (7)(18) xx(-4) (ii) (-36) xx ((-5)(9))
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Simplify: (i) frac(-5)(9) xx frac(63)(-100) (ii) frac(-11)(9) xx frac(...
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S car is moving at an average speed of 56(4/5) km/h. How much distance...
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. Write down the reciprocal of: (i) frac(13)(7) (ii) frac(-8)(9) (ii...
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EXAMPLE 1. Simplify: (i) frac(7)(15) div frac(2)(3) (ii) frac(-8)(35...
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Fill in the blanks: (27)(16)div(...)=(-15)(8).
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The product of two rational numbers is frac(-8)(9). If one of the numb...
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By What number should (-33)(8) be divided to get (-11)(2) ?
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The cost of 15 pencils is Rs37frac(1)(2). Find the cost of each pencil...
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S car is moving at an average speed of 56frac(4)(5) km/h. How much dis...
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Write down the reciprocal of: (i) frac(13)(7) (ii) frac(-8)(9) (iii)...
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EXAMPLE 1. Simplify: (i) frac(7)(15) div frac(2)(3) (ii) frac(-8)(35...
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Fill in the blanks: frac(27)(16)div(...)=frac(-15)(8).
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The product of two rational numbers is frac(-8)(9). If one of the numb...
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By What number should (-33)(8) be divided to get (-11)(2) ?
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The cost of 15 pencils is Rs37frac(1)(2). Find the cost of each pencil...
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