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A tank has two leakages. The first leakage alone can empty the tank in 9 minutes and the second alone would have done it in 6 minutes. If water leaks out at a constant rate. how long does it take both the leakage together to empty the tank ?
Created: 4 months ago |
Updated: 2 months ago
3.6 min
3.1 min
3.5 min
4.0 min
Job Solution
Sonali Bank Ltd
অফিসার (মুক্তিযোদ্ধা) ০৮.০২.২০১৯
গণিত
Related Questions
After being dropped a certain ball always bounces back to 2/5 of the height of its previuos bounce. After the first bounce it reaches a height of 125 inches. How high (in inches) will it reach after its fourth?
Created: 4 months ago |
Updated: 2 months ago
20
৮
5
3.2
Job Solution
Sonali Bank Ltd
Senior Officer 01-06-2018
গণিত
How many integers from 1 to 1000 are divisible by 30 but not by 16?
Created: 4 months ago |
Updated: 2 months ago
২৯
৩১
৩২
38
Job Solution
Sonali Bank Ltd
Senior Officer 01-06-2018
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If m and p are positive integers and (m+p) m is even, which of the following must be true?
Created: 5 months ago |
Updated: 2 months ago
If m odded, then p is odd
If m is odd, then p is even
If m is even, then p is even
If m is even, then p is odd
Job Solution
Sonali Bank Ltd
Senior Officer 01-06-2018
গণিত
A pole 6m high cast a shadow
2
3
m
long on the ground, then the Sun's elevation is_____
Created: 5 months ago |
Updated: 2 months ago
60
°
45
°
30
°
90
°
Job Solution
Sonali Bank Ltd
Senior Officer 01-06-2018
গণিত
All possible three digit numbers are formed formes by 1, 2, 3 . If one number is chosen randomly, the probability that it would be divisible by 111 is____
Created: 5 months ago |
Updated: 2 months ago
2/9
১/৩
1/4
Job Solution
Sonali Bank Ltd
Senior Officer 01-06-2018
গণিত
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