Q. The generalised form of the number 52 is
-
(A)
10 × 5 + 2
-
(B)
100 × 5 + 2
-
(C)
10 × 2 + 5
-
(D)
10 × 5
✅ Correct Answer: (A)
10 × 5 + 2
Q. The generalised form of the number 33 is
-
(A)
10 × 3 + 3
-
(B)
10 × 3
-
(C)
3 + 3
-
(D)
3 × 3 + 3
✅ Correct Answer: (A)
10 × 3 + 3
Q. The number 10 × 7 + 5 in usual form is
-
(A)
57
-
(B)
75
-
(C)
55
-
(D)
77
Q. The number 10 × 2 + 7 in usual form is
-
(A)
72
-
(B)
22
-
(C)
77
-
(D)
21
Q. The generalised form of the number 123 is
-
(A)
1 × 100 + 2 × 10 + 3
-
(B)
2 × 100 + 3 × 10 + 1
-
(C)
3 × 100 + 1 × 10 + 2
-
(D)
none of these.
✅ Correct Answer: (A)
1 × 100 + 2 × 10 + 3
Q. The generalised form of the number 234 is
-
(A)
2 × 100 + 3 × 10 + 4
-
(B)
3 × 100 + 4 × 10 + 2
-
(C)
4 × 100 + 2 × 10 + 3
-
(D)
none of these
✅ Correct Answer: (A)
2 × 100 + 3 × 10 + 4
Q. The number 3 × 100 + 4 × 10 + 5 in usual form is
-
(A)
453
-
(B)
435
-
(C)
354
-
(D)
345
✅ Correct Answer: (D)
345
Q. The number 5 × 100 + 7 × 10 + 9 in usual form is
-
(A)
795
-
(B)
759
-
(C)
579
-
(D)
597
✅ Correct Answer: (C)
579
Q. The number 100 × a + 10 × 6 + c in usual form is
-
(A)
abc
-
(B)
bca
-
(C)
cab
-
(D)
none of these.
✅ Correct Answer: (A)
abc
Q. The number 100 × b + 10 × c + a in usual form is
-
(A)
bac
-
(B)
bca
-
(C)
cab
-
(D)
cba
✅ Correct Answer: (B)
bca
Q. Find the value of A in the following
Q. Find the value of A, B in the following:
-
(A)
5, 6
-
(B)
5, 5
-
(C)
6, 5
-
(D)
6, 6.
✅ Correct Answer: (A)
5, 6
Q. Find the value of A, B in the following:
-
(A)
3, 1
-
(B)
1, 1
-
(C)
3, 3
-
(D)
1, 3
✅ Correct Answer: (A)
3, 1
Q. Find the value of A, B in the following
-
(A)
6, 9
-
(B)
6, 6
-
(C)
9, 6
-
(D)
9, 9
✅ Correct Answer: (A)
6, 9
Q. Find the values of A, B in the following:
-
(A)
5, 1
-
(B)
5, 5
-
(C)
1, 1
-
(D)
1, 5.
✅ Correct Answer: (A)
5, 1
Q. Which of the following numbers is divisible by 2 ?
-
(A)
19
-
(B)
27
-
(C)
99
-
(D)
50
Q. Which of the following numbers is divisible by 2 ?
-
(A)
179
-
(B)
235
-
(C)
500
-
(D)
673
✅ Correct Answer: (C)
500
Q. Which of the following numbers is not divisible by 2 ?
-
(A)
200
-
(B)
40
-
(C)
66
-
(D)
83
Q. Which of the following numbers is not divisible by 2 ?
-
(A)
54
-
(B)
37
-
(C)
60
-
(D)
98
Q. Which of the following numbers is not divisible by 2 ?
-
(A)
120
-
(B)
244
-
(C)
888
-
(D)
179
✅ Correct Answer: (D)
179
Q. If the number 1 x 8 is divisible by 3, then x is equal to
-
(A)
0 or 3 or 6 or 9
-
(B)
4
-
(C)
5
-
(D)
7
✅ Correct Answer: (A)
0 or 3 or 6 or 9
Q. If the number 9 y 7 is a multiple of 3, then y =
-
(A)
4
-
(B)
3
-
(C)
6
-
(D)
2 or 5 or 8
✅ Correct Answer: (D)
2 or 5 or 8
Q. If the three-digit number 4 3 x is divisible by 9, what is the value of x ?
Q. If the three-digit number x 2 7 is divisible by 9, then the value of x is
Q. If the three-digit number 6 y 8 is divisible by 9, then the value of y is
Q. Which of the following numbers is not divisible by 3 ?
-
(A)
123
-
(B)
132
-
(C)
231
-
(D)
134
✅ Correct Answer: (D)
134
Q. Which of the following numbers is not divisible by 3 ?
-
(A)
234
-
(B)
243
-
(C)
324
-
(D)
457
✅ Correct Answer: (D)
457
Q. Which of the following numbers is divisible by 3 ?
-
(A)
145
-
(B)
237
-
(C)
709
-
(D)
400
✅ Correct Answer: (B)
237
Q. Which of the following numbers is divisible by 9 ?
-
(A)
234
-
(B)
334
-
(C)
444
-
(D)
434
✅ Correct Answer: (A)
234
Q. Which of the following numbers is not divisible by 9 ?
-
(A)
135
-
(B)
351
-
(C)
513
-
(D)
247
✅ Correct Answer: (D)
247
Q. Which of the following numbers is divisible by 5 ?
-
(A)
125
-
(B)
127
-
(C)
731
-
(D)
339
✅ Correct Answer: (A)
125
Q. Which of the following numbers is divisible by 5 ?
-
(A)
120
-
(B)
233
-
(C)
348
-
(D)
447
✅ Correct Answer: (A)
120
Q. Which of the following numbers is not divisible by 5 ?
-
(A)
120
-
(B)
235
-
(C)
355
-
(D)
477
✅ Correct Answer: (D)
477
Q. Which of the following numbers is divisible by 10?
-
(A)
40
-
(B)
35
-
(C)
57
-
(D)
69
Q. Which of the following numbers is divisible by 10?
-
(A)
235
-
(B)
3400
-
(C)
278
-
(D)
1277
✅ Correct Answer: (B)
3400
Q. Which of the following numbers is not divisible by 10?
-
(A)
120
-
(B)
340
-
(C)
760
-
(D)
1246
✅ Correct Answer: (D)
1246
Q. The usual form of 100 × 7 + 10 × 1 + 8 is
-
(A)
108
-
(B)
708
-
(C)
718
-
(D)
170
✅ Correct Answer: (C)
718
Q. Which of the following numbers are not divisible by 5?
-
(A)
20
-
(B)
125
-
(C)
122
-
(D)
200
✅ Correct Answer: (C)
122
Q. Which of the following numbers are divisible by 10?
-
(A)
99
-
(B)
45
-
(C)
110
-
(D)
75
✅ Correct Answer: (C)
110
Q. Which of the following are divisible by 2?
-
(A)
98
-
(B)
99
-
(C)
101
-
(D)
121
Q. If a number is divisible 9, then it is divisible by
Q. If the three digit number 24x is divisible by 9, the value of x is:
-
(A)
3
-
(B)
7
-
(C)
1
-
(D)
None of the above
Q. The number 2146587 is divisible by:
-
(A)
7
-
(B)
3
-
(C)
11
-
(D)
None of the above
Q. The general form of abc is:
-
(A)
100a + 10b + c
-
(B)
100b + 10c + a
-
(C)
100c + 10a + b
-
(D)
None of the above
✅ Correct Answer: (A)
100a + 10b + c
Q. The generalised form of 129 is:
-
(A)
100 + 90 + 2
-
(B)
100 + 20 + 9
-
(C)
100 + 2 + 9
-
(D)
None of the above
✅ Correct Answer: (B)
100 + 20 + 9
Q. The number 15287 is divisible by
-
(A)
3
-
(B)
7
-
(C)
9
-
(D)
None of the above
✅ Correct Answer: (D)
None of the above
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