Question
A dishonest shopkeeper makes a cheating of 25% at the
time of buying the goods and 37.5% cheating at the time of selling the goods. He promises to sell his goods at 10% loss. Find his profit%?Solution
A gift box has 10 bangles. The average weight of the first 4 bangles is 56gms and the average weight of the remaining 6 bangles is 57 gms. Tell the aver...
The average score of a class of boys and girls in examination is X. The ratio of boys and girls in the class is 4:3. If the average score of the boys (X...
The average mark obtained by Khushi in four papers was 51, and in the fifth paper, she obtained 56 marks. Find his new average in all five papers.
Average of 20 numbers is 90. Average of first 8 numbers is 103 while average of last nine numbers is 40. If ninth number is 25% less than the tenth numb...
The average rainfall in a city for the first 7 days of a month is 12 mm per day. To have an average of 20 mm per day over 14 days, what should be the av...
Average age of 16 students is 18 years. If 4 students leave the class, then the average age decreases by 1.5 years. Find the average age of the students...
The average age of Renu and Rekha after three years will be 30 years, while the average age of Priya and Renu is currently 32 years. Additionally, the a...
A football player scored 400 points in the first eight games of the season. Find the average points he must score in the next two games so that his aver...
A and B started a business investing Rs. 1500 for ‘x’ months and Rs. 1800 for 10 months, respectively. Out of total profit of Rs. 5000, profit shar...
The average age of a group of 25 persons is found to be 30 years. Later it is found that age of two of the persons is calculated as 32 and 60 ins...
