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CBSE - Aptitude Mathematics
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Practice Question
Aptitude Mathematics
.
Aptitude Mathematics
The greatest number which will divide 55, 127, 175 so as to leave the same remainder in each case is
1. 24
2. 25
3. 3
4. 5
Correct Answer: 1
.
Related Questions
Aptitude Mathematics
1
The H.C.F of the expressions x
2
- 3x
2
- 4 and x
2
- 4x
2
+ x
is
(1) x-1
(2) x+1
(3) x
2
-1
(4) x
2
-3
Correct Answer: 3
2
A picture which measures 24 cm by 20 cm is mounted on a frame 50 mm wide. The area of the
frame is
1. 120 sq.cm
2. 43 sq.cm
3. 45 sq.cm
4. None of the above
Correct Answer: 3
3
Tom's salary is 150% of John's salary. John's salary is 80% of Steve's salary. What is the ratio of Steve's salary to Tom's salary?
1. 1 to 2
2. 2 to 3
3. 5 to 6
4. 6 to 5
Correct Answer: 3
4
If A and B are Hermitian matrices of the same order, then (AB-BA) is:
1. a null matrix
2. a Hermitian matrix
3. a Skew-Hermitian matrix
4. None of these
Correct Answer: 3
5
Hotel bill for 20 days is Rs.7150. For a week it should be
1.Rs.2384
2.Rs.2505
3.Rs.2525
4.Rs.2502.50
Correct Answer: 4
