Let the number =x. ATQ- x ×4/5 -5=x×3/4 4x/5 -5 =3x/4 (4x/5) -(3x/4) =5 16x-15x=100 x=100.
When the price of apples is decreased by 30%, a customer is able to purchase 5 additional apples with Rs. 140. Determine the original price per apple.
A student multiplied a number by 2/5 instead of 5/2. What is the percentage error in the calculation?
There were two candidates in an election. 10 % of the total voters did not cast their votes whereas 15% of the casted votes were declared invalid. If th...
A person gives 20% of his salary to his wife and 25% of the remaining to his children. Now he is left with Rs. 27000. What is his total salary?
If 40% of 'P' is 60 less than 30% of 'Q', then find 250% of 'Q', given that (P + Q) = 900.
The income of Tina is Rs.26000 and she saves 30% of her income. The savings of Kajal is Rs.3000 more than that of Tina and she spends 60% of her income....
In an exam, Sunil scored 46% marks and failed by 65 marks whereas Anil scored 66% marks in the same exam and scored 45 marks more than the passing marks...
Sahil spends 30% of his monthly income on food articles, 40% of the remaining on conveyance and clothes and saves 50% of the remaining. If his monthly s...
The length and breadth of a rectangle increased by 20% and 25%, respectively. By how much percentage will the area of the rectangle increase
The difference between the value of the number increased by 10% and the value of the number decreased by 20% is 72. Find the number.
