Modern's abc+ of Mathematics for Class 10>Chapter 1 - Real Numbers>FOR ASSESSMENT>Q 3

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IMPORTANT

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If two positive integers $a$ and $b$ are written as $a = x^{3} y^{2}$ and $b = x y^{3}; x, y$ are prime numbers, then $HCF (a, b)$ is

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Important Questions on Real Numbers

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Modern's abc+ of Mathematics for Class 10>Chapter 1 - Real Numbers>FOR ASSESSMENT>Q 4

The decimal expansion of the rational number

\frac{7}{9}

will

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Modern's abc+ of Mathematics for Class 10>Chapter 1 - Real Numbers>FOR ASSESSMENT>Q 5

HCF of

870

and

225

is

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Modern's abc+ of Mathematics for Class 10>Chapter 1 - Real Numbers>FOR ASSESSMENT>Q 6

If

HCF

of

336

and

54

is

6,

then

LCM

is

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Modern's abc+ of Mathematics for Class 10>Chapter 1 - Real Numbers>FOR ASSESSMENT>Q 7

Prime factors of

4050

is

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IMPORTANT

Modern's abc+ of Mathematics for Class 10>Chapter 1 - Real Numbers>FOR ASSESSMENT>Q 8

The LCM of three numbers

28, 44, 132

is

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IMPORTANT

Modern's abc+ of Mathematics for Class 10>Chapter 1 - Real Numbers>FOR ASSESSMENT>Q 9

If

p^{2}

is an even integer, then

p

is an

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IMPORTANT

Modern's abc+ of Mathematics for Class 10>Chapter 1 - Real Numbers>FOR ASSESSMENT>Q 10

Every composite number can be expressed as a product of

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IMPORTANT

Modern's abc+ of Mathematics for Class 10>Chapter 1 - Real Numbers>FOR ASSESSMENT>Q 11

The decimal expansion of a rational number is always