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June 23, 2019

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Question 1

Time: 00:00:00
The G.C.D of 1.08, 0.36 and 0.9 is

0.03

0.03

0.9

0.9

0.18

0.18

0.108

0.108

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Question 2

Time: 00:00:00
H.C.F of 3240, 3600 and a third number is 36 and their L.C.M is 24 * 35 * 52 * 72. The third number is:

22 * 35 * 72

22 * 35 * 72

22 * 53 * 72

22 * 53 * 72

25 * 52 * 72

25 * 52 * 72

23 * 35 * 72

23 * 35 * 72

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Question 3

Time: 00:00:00
Three numbers are in the ratio 1:2:3 and their H.C.F is 12. The numbers are:

4, 8, 12

4, 8, 12

5, 10, 15

5, 10, 15

10, 20, 30

10, 20, 30

12, 24, 36

12, 24, 36

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Question 4

Time: 00:00:00
The ratio of numbers is 3:4 and their H.C.F is 4. Their L.C.M is:

12

12

16

16

24

24

48

48

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Question 5

Time: 00:00:00
 The sum of two numbers is 528 and their H.C.F is 33. The number of pairs of numbers satisfying the above conditions is:

4

4

6

6

8

8

12

12

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Question 6

Time: 00:00:00
The product of two numbers is 4107. If the H.C.F of these numbers is 37, then the greater number is:

101

101

107

107

111

111

185

185

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Question 7

Time: 00:00:00
The product of two numbers is 2028 and their H.C.F is 13. The number of such pairs is:

1

1

2

2

3

3

4

4

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Question 8

Time: 00:00:00
Three numbers which are co-prime to each other are such that the product of the first two is 551 and that of the last two is 1073. The sum of the three numbers is :

75

75

65

65

85

85

55

55

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Question 9

Time: 00:00:00
The L.C.M of two numbers is 48. The numbers are in the ratio 2:3. The sum of numbers is:

65

65

40

40

75

75

45

45

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Question 10

Time: 00:00:00
Three numbers are in the ratio 3:4:5 and their L.C.M is 2400. Their H.C.F is:

40

40

80

80

120

120

200

200

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["0","40","60","80","100"]
["Need more practice!","Keep trying!","Not bad!","Good work!","Perfect!"]
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