Question
if 70 liters of milk solution contains 60% milk, how
much milk should be added to make the solution 80% milk?Solution
Current Milk in Solution= 60% of 70 liters = 42 liters of milk. Â Let x be the amount of milk to add- New total solution volume = 70+ x liters. New milk amount = 42+ x liters. ATQ- (42+x)/(70+x) =0.80 42+x =0.80 (70+x) 42+x =56+.80x .20x =14 =14/.20 x =70 liters.
- Find the wrong number in the given number series.
12, 20, 31, 45, 62, 84 81, 154, 124, 197, 167, 235
In each of the following giving number series, a wrong number is given. Find out the wrong number?
46 23 23 34.5 70 172.5
...- Find the wrong number in the given number series.
10, 19, 3, 28, 5, 54 14Â Â Â Â 15Â Â Â Â Â 24Â Â Â Â Â Â 50Â Â Â Â Â Â 98Â Â Â Â Â 179
...Find the wrong number in the given number series.
2, 3, 5, 8, 13, 22, 34Find the wrong number in the given number series.
- 71, - 7, 43, 78, 103, 119
66, 115, 34, 155, 14, 211
11, 12, 20, 58, 234, 1168
Find the wrong number in the given number series.
21, 42, 84, 116, 132, 264
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