Numbers Test 23

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106

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The digits of a three -digit number A are written in the reverse order to form another three-digit number B. If B>A and B-A is perfectly divisible by 7, then which of the following is necessarily true?

Question 1/30

14/5 m

7/2 m

7/50 m

7/5 m

Question 2/30

6

4

7

3

Question 3/30

3, 9 and 37

9, 37 and 111

3, 37 and 111

3, 37 and 119

Question 4/30

12

17

18

19

Question 5/30

218

216

185

164

Question 6/30

330

333

336

340

Question 7/30

87

78

98

89

Question 8/30

12

24

8

None of these

Question 9/30

946

1090

636

546

Question 10/30

1

3

7

9

Question 11/30

820

821

781

819

Question 12/30

102

101

103

100

Question 13/30

1

2

3

0

Question 14/30

48

36

60

72

Question 15/30

162.8

162.9

160

162.5

Question 16/30

8

4 or 8

4

2 or 6