19 persons went to a hotel for a combined dinner party. 13 of them spent 79 each on their dinner and the rest spent 4 more than the average expenditure of all the 19 . What was the total money spent by them?
19 persons went to a hotel for a combined dinner party. 13 of them spent 79 each on their dinner and the rest spent 4 more than the average expenditure of all the 19 . What was the total money spent by them?
The average of 71 results is 48. If the average of the first 59 results is 46 and that of the last 11is 52. Find the 60th result.
The average of 71 results is 48. If the average of the first 59 results is 46 and that of the last 11is 52. Find the 60th result.
The average salary of the entire staff in an office is 3200 per month. The average salary of officers is 6800 and that of non-officers is 2000. If the number of officers is 5, then find the number of non-officers in the office?
The average salary of the entire staff in an office is 3200 per month. The average salary of officers is 6800 and that of non-officers is 2000. If the number of officers is 5, then find the number of non-officers in the office?
A batsman makes a score of 270 runs in the 87th inning and thus increases his average by a certain number of runs that is a whole number. Find the possible values of the new average.
A batsman makes a score of 270 runs in the 87th inning and thus increases his average by a certain number of runs that is a whole number. Find the possible values of the new average.
Find the average weight of four containers, if it is known that the weight of the first container is 100 kg and the total of the second, third and fourth container weight is defined by f(x) = \(x^2\) - 3/4 (\(x^2\)) where x =100
Find the average weight of four containers, if it is known that the weight of the first container is 100 kg and the total of the second, third and fourth container weight is defined by f(x) = \(x^2\) - 3/4 (\(x^2\)) where x =100
The average weight of 5 men is decreased by 3 kg when one of them weighing 150 kg is replaced by another person. This new person is again replaced by another person whose weight is 30 kg lower than the person he replaced. What is the overall change in the average due to this dual change?
The average weight of 5 men is decreased by 3 kg when one of them weighing 150 kg is replaced by another person. This new person is again replaced by another person whose weight is 30 kg lower than the person he replaced. What is the overall change in the average due to this dual change?
A salesman gets a bonus according to the following structure: If he sells articles worth x then he gets a bonus of (x/100 - 1). In the month of January, his sales value was 100, in February it was 200, from March to November it was 300 for every month and in December it was 1200. Apart from this, he also receives a basic salary of 30 per month from his employer. Find his average income per month during the year.
A salesman gets a bonus according to the following structure: If he sells articles worth x then he gets a bonus of (x/100 - 1). In the month of January, his sales value was 100, in February it was 200, from March to November it was 300 for every month and in December it was 1200. Apart from this, he also receives a basic salary of 30 per month from his employer. Find his average income per month during the year.
The average age of a group of persons going for a picnic is 16.75 years. 20 new persons with an average age of 13.25 years join the group on the spot due to which the average of the group becomes 15 years. Find the number of persons initially going for the picnic.
The average age of a group of persons going for a picnic is 16.75 years. 20 new persons with an average age of 13.25 years join the group on the spot due to which the average of the group becomes 15 years. Find the number of persons initially going for the picnic.
A person travels three equal distances at a speed of x km/h, y km/h and z km/h respectively. What will be the average speed during the whole journey?
A person travels three equal distances at a speed of x km/h, y km/h and z km/h respectively. What will be the average speed during the whole journey?
There are five boxes in a cargo hold. The weight of the first box is 200 kg and the weight of the second box is 20% higher than the weight of the third box, whose weight is 25% higher than the first box's weight. The fourth box at 350 kg is 30% lighter than the fifth box. Find the difference in the average weight of the four heaviest boxes and the four lightest boxes.
There are five boxes in a cargo hold. The weight of the first box is 200 kg and the weight of the second box is 20% higher than the weight of the third box, whose weight is 25% higher than the first box's weight. The fourth box at 350 kg is 30% lighter than the fifth box. Find the difference in the average weight of the four heaviest boxes and the four lightest boxes.
A school has only four classes that contain 10, 20, 30 and 40 students respectively. The pass percentage of these classes are 20%, 30%, 60% and 100% respectively. Find the pass % of the entire school
A school has only four classes that contain 10, 20, 30 and 40 students respectively. The pass percentage of these classes are 20%, 30%, 60% and 100% respectively. Find the pass % of the entire school
The average age of a group of 14 persons is 27 years and 9 months. Two persons, each 42 years old, left the group. What will be the average age of the remaining persons in the group?
The average age of a group of 14 persons is 27 years and 9 months. Two persons, each 42 years old, left the group. What will be the average age of the remaining persons in the group?
The weight of a body as calculated by the average of 7 different experiments is 53.735 gm. The average of the first three experiments is 54.005 gm, of the fourth is 0.004 gm greater than the fifth, while the average of the sixth and seventh experiment was 0.010 gm less than the average of the first three. Find the weight of the body obtained by the fourth experiment.
The weight of a body as calculated by the average of 7 different experiments is 53.735 gm. The average of the first three experiments is 54.005 gm, of the fourth is 0.004 gm greater than the fifth, while the average of the sixth and seventh experiment was 0.010 gm less than the average of the first three. Find the weight of the body obtained by the fourth experiment.
A man's average expenditure for the first 4 months of the year was 251.25. For the next 5 months the average monthly expenditure was 26.27 more than what it was during the first 4 months. If the person spent 760 in all during the remaining 3 months of the year, find what percentage of his annual income of' 3000 he saved in the year.
A man's average expenditure for the first 4 months of the year was 251.25. For the next 5 months the average monthly expenditure was 26.27 more than what it was during the first 4 months. If the person spent 760 in all during the remaining 3 months of the year, find what percentage of his annual income of' 3000 he saved in the year.
There were 42 students in a hostel. Due to the admission of 13 new students, the expenses of the mess increase by 31 per day while the average expenditure per head diminished by 3. What was the original expenditure of the mess?
There were 42 students in a hostel. Due to the admission of 13 new students, the expenses of the mess increase by 31 per day while the average expenditure per head diminished by 3. What was the original expenditure of the mess?
The average temperature of 1st, 2nd and 3rd December was 24.4 °C. The average temperature of the first two days was 24 °C. The temperature on the 3rd of December was
The average temperature of 1st, 2nd and 3rd December was 24.4 °C. The average temperature of the first two days was 24 °C. The temperature on the 3rd of December was
The average price of 3 precious diamond studded platinum thrones is 97610498312 if their prices are in the ratio 4:7:9.
The price of the cheapest is:
The average price of 3 precious diamond studded platinum thrones is 97610498312 if their prices are in the ratio 4:7:9.
The price of the cheapest is:
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The average age of Ram and Shyam is 20 years. Their average age 5 years hence will be
The average age of Ram and Shyam is 20 years. Their average age 5 years hence will be
The average weight of 47 balls is 4 gm If the weight of the bag (in which the balls are kept) be included, the calculated average weight per ball increases by 0.3 gm What is the weight of the bag?
The average weight of 47 balls is 4 gm If the weight of the bag (in which the balls are kept) be included, the calculated average weight per ball increases by 0.3 gm What is the weight of the bag?
For Question 14, find the difference in the average weight of the heaviest three and the lightest three.
For Question 14, find the difference in the average weight of the heaviest three and the lightest three.