START UP MATHEMATICS>Chapter 9 - Direct and Inverse Variation>EXERCISE 9.2>Q 1

EASY

8th CBSE

IMPORTANT

Earn 100

Which of the following are in inverse variation with each other?

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Important Questions on Direct and Inverse Variation

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8th CBSE

IMPORTANT

START UP MATHEMATICS>Chapter 9 - Direct and Inverse Variation>EXERCISE 9.2>Q 2

Verify in the given table, $x$ and $y$ are in inverse variation with each other?

$x$	$2$	$4$	$3$	$8$	$12$
$y$	$16$	$8$	$12$	$4$	$3$

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8th CBSE

IMPORTANT

START UP MATHEMATICS>Chapter 9 - Direct and Inverse Variation>EXERCISE 9.2>Q 2

Verify in the given table,

x

and

y

are in inverse variation with each other?

$x$	$6$	$4$	$12$	$30$	$15$
$y$	$10$	$15$	$5$	$2$	$4$

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8th CBSE

IMPORTANT

START UP MATHEMATICS>Chapter 9 - Direct and Inverse Variation>EXERCISE 9.2>Q 3

Fill in the missing entries if $x$ and $y$ vary inversely:

$x$	$45$	...	$10$	...	$30$
$y$	$2$	$15$	...	$18$	...

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8th CBSE

IMPORTANT

START UP MATHEMATICS>Chapter 9 - Direct and Inverse Variation>EXERCISE 9.2>Q 3

Fill in the missing entries if $x$ and $y$ vary inversely:

$x$	...	$12$	$16$	...	$15$
$y$	$10$	$20$	...	$30$	...

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8th CBSE

IMPORTANT

START UP MATHEMATICS>Chapter 9 - Direct and Inverse Variation>EXERCISE 9.2>Q 4

A hostel mess has provisions for

200

students for

30

days. If

100

new students join the hostel. how long will the provisions last?

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8th CBSE

IMPORTANT

START UP MATHEMATICS>Chapter 9 - Direct and Inverse Variation>EXERCISE 9.2>Q 5

If Kinjal reads

8

pages daily, she can finish a book in

15

day. How many pages does kinjal read daily if she finishes the book in

10

days?

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8th CBSE

IMPORTANT

START UP MATHEMATICS>Chapter 9 - Direct and Inverse Variation>EXERCISE 9.2>Q 6

Five spraying machines working together can finish painting a house in

36

minutes. If

2

machines break down, then in how much time can the remaining machines complete the job?

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8th CBSE

IMPORTANT

START UP MATHEMATICS>Chapter 9 - Direct and Inverse Variation>EXERCISE 9.2>Q 7

Rahul and Chunky start together from Delhi in their own cars for Shimla. Rahul rives at an average speed of

60 km / h

and reaches Shimla in

9

hours. If Chunky drives at an average speed of

54 km / h

, how much time will he take to reach Shimla?