CBSE BOARD X, asked by rohandasmax900, 2 months ago

sample papers cbsc class 9 2020-21

Answers

Answered by amisha8195
0

Answer:

..QUESTION..

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Find the products :

ㅤㅤㅤi ) \bf{6\dfrac{2}{3} \times ( - 5 \dfrac{1}{16} ) }6

3

2

×(−5

16

1

)

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ㅤㅤㅤii ) \bf{ ( - 3 \dfrac{1}{4} ) \times ( - 2 \dfrac{3}{4} ) }(−3

4

1

)×(−2

4

3

)

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..ANSWER..

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i ) \bf{6\dfrac{2}{3} \times ( - 5 \dfrac{1}{16} ) }6

3

2

×(−5

16

1

)

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★ Solution :

ㅤㅤㅤ➪ \bf{\dfrac{20}{3}}

3

20

× \bf{-\dfrac{81}{16}}−

16

81

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ㅤㅤㅤ➪ 5 × \bf{-\dfrac{27}{4}}−

4

27

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ㅤㅤㅤ➪ \bf{-\dfrac{135}{4}}−

4

135

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•°• Ans.. = \bf{-\dfrac{135}{4}}−

4

135

or 33.75

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ii ) \bf{ ( - 3 \dfrac{1}{4} ) \times ( - 2 \dfrac{3}{4} ) }(−3

4

1

)×(−2

4

3

)

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★ Solution :

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ㅤㅤㅤ➪ \bf{(-\dfrac{13}{4})}(−

4

13

) × \bf{(-\dfrac{11}{4})}(−

4

11

)

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ㅤㅤㅤ➪ \bf{\dfrac{143}{16}}

16

143

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•°• Ans.. = \bf{\dfrac{143}{16}}

16

143

or 8.94

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