Question
Priya sold 35% of her books. She then found that she had 40
fewer books than 75% of what she originally owned. How many books did Priya sell?Solution
ATQ,
Let the total number of books Priya had be ‘x’
According to the question,
0.65x = 0.75x – 40
Or, x = 40 / 0.10 = 400
Therefore, number of books sold by Priya = 0.35x = 140
The monthly salary of Harshita and Himani together is Rs.72225. The salary of Harshita and Himani is increased by 15% and 20% respec...
Kiran saves 10% of her monthly salary and receives a performance bonus of 12% of her salary. If her annual saving is Rs. 100800, find the monthly bonus....
Gaurav spends 25% of his salary on grocery and 35% of the remaining amount on electricity bills. If Gaurav saves Rs. 33637.5, what is his total salary?
A person spent 15% of his monthly income on food and 60% of the remaining on rent. If amount spent on rent is Rs 5798.70, then find the amount spent on ...
Rajesh spent 45% of his monthly income on food and 55% of the remaining of study. If total monthly savings (after spending on food and study) of Rajesh ...
The income of ‘A’ increases by 30% every year. If his income 3 years hence from now will be Rs. 34273.2, then find his income a year before from now...
- The total of two numbers ‘a’ and ‘b’ is 660. If ‘a’ is reduced by 8% and ‘b’ is increased by 20%, they become equal. Determine the value of...
A pear has a cylindrical-shaped seed exactly in the center. If the diameter and height of the seed are both equal to one-fifth of the diameter of the fr...
- Anita had 320 candies and Rina had 40 more candies than Anita. Anita gave away 25% of her candies while Rina gave away 35% of hers. How many more/less cand...
50% students (boys + girls) in a math class are boys. Out of total boys, 65% are literate and 70 are illiterate. Find the number of literate girls in th...
Relevant for Exams:
