Question
The greater of the two numbers whose product is 900 and
sum exceeds their difference by 30 isSolution
Let's consider two numbers as x & y. Given that, Product of two numbers x & y is xy=900 ---- (1) and sum of the two numbers exceeds the difference by 30 i.e.., (x + y) − (x − y) = 30 => 2y=30 => y=15 Substituting y=15 in equation 1, we get x=60
72, 36, 54, 135, 470.5, 2126.25Â
Find the wrong number in the given number series.
2, 6, 24, 121, 720, 5040
100, 164, 740, 3044, 9444, 20320
Find the wrong number in the given number series.
134, 163, 194, 231, 274, 315
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
...2, 10, 30, 64, 130, 222
1, 5, 40, 385, 5005, 85085
- Find the wrong number in the series.
2, 3, 7, 15, 31, 63, 127 4178, 2153, 928, 303, 78, 55Â Â
Find the wrong number in the given number series.
12, 16, 28, 48, 78, 112Â