Question
A number increases by 30 when 60% of it is added to
itself. What is the final value after addition?Solution
ATQ,
Let the number be ‘x’
According to the question,
0.60x = 30
⇒ x = 30 / 0.60 = 50
Required number = 50 + 30 = 80
More No. System Questions
- Find the wrong number in the given number series.
8, 14, 24, 49, 59, 84 Find the wrong number in the given number series.
8, 12, 23, 40, 66, 103
174 180 198 252 414 910
640 1920 240 720 92 270
Find the wrong number in the given number series.
132, 147, 138, 155, 144, 161
1 3 7 15 33
...Find the wrong number in the given number series,
9, 60, 299, 1199, 3599, 7199
- Find the wrong number in the given number series.
32.6, 36.4, 40.2, 43.6, 47.8, 51.6 11 110 978 6824 34103 102290
- Find the wrong number in the given number series.
12, 21, 5, 38, 2, 71
Relevant for Exams:
