CBSE Notes, Lectures
Menu
Account
Log Out
×
Dashboard
Courses
Videos
Test Series
CBSE
CBSE 12
CBSE 11
CBSE 10
CBSE 9
CBSE 8
TEST PREP
CUET
JEE
NDA
KVPY
INO-NSEP
INO-NSEC
NEET
NSEB
NTSE
NSEJS
Mentors
Books
Support
CBSE - Aptitude Mathematics
Welcome, Students!
Eduinfy provide you digital online & effective learning for entrance exams .
Practice Question
Aptitude Mathematics
.
Aptitude Mathematics
If x and y are negative numbers, which of the following statements is (are) always true?
I. x - y is negative
II. -x is positive
III. (-x) (-y) is positive
1. I only
2. II only
3. I and II only
4. II and III only
Correct Answer: 4
.
Related Questions
Aptitude Mathematics
1
The next number in the geometric progression 5, 10, 20, ... is
1. 25
2. 30
3. 35
4. 40
Correct Answer: 4
2
A man buys ball pens at the rate of 15 for Rs.12. To earn a profit of 20%, he should sell
1. 15 ball pens for Rs.16
2. 16 ball pens for Rs.15
3. 20 ball pens for Rs.22
4. 25 ball pens for Rs.24
Correct Answer: 4
3
If the transport of 88 metric tons of BAJRA for 81 km cost a certain sum, how far will 132 quintals of that cereal be carried for double the sum?
1. 54 km
2. 162 km
3. 27 km
4. none of these
Correct Answer: 4
4
1728 cu.cm. of a metal weigh 1000 units of weight. What is the weight of a solid hemisphere whose radius is 7 cm? (Approximate figure required)
1.416 units
2.624 units
3.525 units
4.725 units
Correct Answer: 1
5
The mean of 100 observations is 50. If one of the observations which was 50 is replaced by 40, the resulting mean would be:
1. 50
2. 49.9
3. 50.1
4. 40
Correct Answer: 2
