Mathematics is awesome and Mathematics is fun. But sometimes it becomes tricky. Given below are the top 5 Mathematics questions.
What is the answer if all numbers on the mobile keypad (1, 2, 3, 4, 5, 6, 7, 8, 9, 0)
- 362880
- 42580
- 580
- 0
Correct answer: 4.
Here the multiplication from 1 through 9 yields 362880. However, when multiplied with 0 the answer becomes 0
Solve: 5 + 5 X 5 / 5 – 5
- 0
- 1
- 5
- 25
Correct answer: 3.
Following DMAS rule (Division Multiplication Addition Subtraction) the correct answer is 5
How many kilos are there in 150 deca.
- 0.15
- 1.5
- 1500
- 15000
Correct answer: 2.
150 deca = 150 * 10 = 150 * (1000/1000) = 150/1000 kilo = 1.5 kilo
Deca and kilo are two prefixes. Learn all about prefixes conversions here.
| 592 (61) | 256 (31) | 674 (71) | 873 ( ___) |
The missing number next to 873 is:
- 41
- 61
- 90
- 101
Correct answer: 3.
1st and third digit of each number is combined and 2nd digit is added
592 = 52 + 9 = 61;
256 = 26 + 5 = 31;
674 + 7 = 71;
873 = 83 + 7 = 90
| 20 | 70 | 40 | 140 | 60 | ____ |
Find the next number in above series:
- 90
- 160
- 210
- 330
Correct answer: 3.
There are two series in the above question.
20, 40, 60… (Series of multiples of 20)
70, 140, 210… (Series of multiples of 70)