Statistics - math word problems - page 13 of 46
Number of problems found: 920
- Classs mean
The class size is 30 students. Math was not worse than mark 2. Find the number of pupils who were marked one if the class had a 1.4 average mark. - Salaries
The employer increased the salaries of its three employees by an average of 30 euros. One increased his salary by € 20, the other by € 45. How many euros did he raise the salary of a third employee? - An average a day
Forest workers planted 96 trees on Monday, 120 on Tuesday, and 61 on Wednesday. How many trees did she plant on the last day of Thursday if she planted an average of 105 trees a day? - The following 2
The following data show the number of kilometers joggers ran in a month 4;6;12;12;18;19;25;30;31;40;40;40;40;47;49;60 Find the median of the data. - Apple average weight
The basket contains five red apples with an average weight of 125 grams and one yellow apple. The average weight of all apples in a basket is 120 grams. Determine the weight of the yellow apple in grams. - Phone call average
A monthly fee of 60 crowns is paid for the phone and 3 crowns for each call. How many calls did we have when one call cost us an average of 4 crowns and 20 pennies? - Friends iron average
Five friends compared how much scrap iron they brought to the collection. The average was 55 kg, but John brought only 43 kg. What was the average in kg without John?
- Trees avg
The worker planted 96 trees on Monday, 120 on Tuesday, and 61 on Wednesday. If he averaged 105 trees per day, how many trees did he plant on Thursday? - Number series completion
Complete the number series with another number, which is 150 on average: 43 69 87 125 197 211 298 - All needs
All need a mean score of 92 or higher on four texts to get an A. So his scores are 94. 90. and 84 What score on the fourth test will get him an A? - Exam average
Jane has to pass ten exams in a year. So far, she has made six and has an average of 2.5. What average must she reach from the remaining tests for her overall average for the year to be 2? - Ten apples
The average weight of ten apples is 200 g. How does the average weight of apples change if we eat one apple weighing 129 g? - The average height
The average height of six friends is 181 cm. Peter came among them, which reduced the average height by 2 cm. Calculate Peter's height. - Average age
There are 20 students in the class. Several are 12 years old, and others are 13 years old. Find out how old is twelve when the average age of a class is: a) 12.5 years b) 12.75 years c) 12.3 years d) 12.35 years - Average Age Fifth Person
The company of five people has an average age of 46 years. The average age of the first four of them is 43 years. How old is the fifth one? - Coach
The average age of 24 players and a coach of one team is 24 years. The average age of players without a coach is 23 years. How old is the coach? - Father and sons
The father is 27, and his sons are two and one year old. In how many years will his sons be half his age? - Mean
If the mean of the set of data 12, 14, 16, 10, 1, 20, 19, 13, 3, 11, 11, 17, 14, 16, 5, x is -10.8, what is the value of x? - Average temperature
The average temperature from Monday to Sunday was 40.5 °F, and the average temperature from Monday to Saturday was 42.8 °F. What was the temperature on Sunday? - The average
The average of one set of 4 numbers is 35. The average of another set of numbers is 20. The average of the numbers in the two sets is 30. How many numbers are there in the other set?
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