Question
8 10.4 6.8 10.2 7.6
10 In each of these questions, a number series is given. In each series, only one number is wrong. Find out the wrong number.Solution
8 + 2.4 = 10.4 10.4 – 2.6 = 7.8 7.8 + 2.4 = 10.2 10.2 – 2.6 = 7.6 7.6 + 2.4 = 10
If price of grains is increased by 50%, by how much percent a person has to decrease his consumption of grains so that expenditure on grain increases on...
If 25% of ‘a’ is equal to 5 times 60% of ‘b’ and ‘a’ is 80% of 500, then find the value of ‘b’.
- A number is first increased by 80%, then increased by 50% and then decreased by 50%. If the resultant number is 360, then find the original number.
In an examination the percentage of students qualified with respect to the number of students appeared from school A is 75%. The number of students appe...
Sara has 150 kg of oranges (rotten and fresh). She sold 50% of the total oranges such that out of the remaining oranges, 30% are rotten. Find the percen...
If the length of a rectangle is increased by 10% and the area is unchanged , then its corresponding breadth must be decreased by?
...A person spent 30% of his monthly income on food and 60% of the remaining on rent. If amount spent on rent is Rs 840, then find the amount spent ...
Z spends 60% of his salary and saves the remaining. After his salary is increased by 30%, he saves 55% of the increased amount besides the amount he use...
- Anita spends 18% of her monthly income on rent and 70% of the rest on household expenditure. If she saves Rs. 1,890, then find her monthly income.
Sohan’s salary is first increased by 60% and then decreased by 25%. The result is the same as Rohit’s salary increased by 40% and then reduced by 10...