Mean + division - practice problems
Number of problems found: 43
- Reciprocal
What is the reciprocal of the sum of the reciprocals of 7 and 6? - Tourists 3440
Eight tourists went on a trip. How did they split equally into two cars? - Convalescent homes
In 270 convalescent homes, 94,270 vacationers spent part of the holiday a year. On average, how many vacationers per convalescent home? - Children per woman
Calculate the average number of children per woman (arithmetic mean of the number of children) in a certain workgroup of women. The following numbers of children were found: 0, 1, 3, 2, 2, 1, 0, 3, 1, 1, 0, 1. - The average 6
The average temperature dropped 16°C over a period of 5 weeks. What is the average change in temperature per week? - Holidaymakers
A total of 94270 holidaymakers spent part of their holiday in 50 hotels a year. On average, how many vacationers are there in one hotel? - A meteorologist
A meteorologist calculated that the average temperature over the last four years dropped a total of 20 degrees. What integer represents the average change in the temperature per year? - Rose spends
Rose spends 2 1/3 hours studying Math, 1 3/4 hours studying English, and 2 1/4 hours studying Science. Find her average time studying the three subjects. - MPG
$m miles a week fills up twice a week. Each fill is $g gallons. What is the gas mileage of the car? - MG=7x-15,
Length of lines MG = 7x-15 and FG = 33 Point M is the midpoint of FG. Find the unknown x. - Continuously 24061
The Pelikan's account was continuously paid the following amounts: 2,000, 4,500, 6,100, 2,100, 3,000, 1,700, 2,600, 2,000 Find average storage amounts. - Report card
Ivor hit 4× grade 5 at the beginning of the school year. How many times must you now catch grade 1 to get grade 2 on the report card? - Modifications 48393
During the cross-country ski run modifications, 32 volunteers worked 256 hours. How many hours did an average volunteer work? - Wednesday 24741
Eva read 20 pages of the adventure book on Monday,15 on Tuesday, and 19 on Wednesday. She did not read on Thursday but read 36 pages on Friday. On average, how many pages per day did she read? - Mailbox
Mailbox is opening at regular intervals 3 times a day. The first time is opened at 8:00 and the last at 19:00. Calculate the hours when the mailbox is opened during the day. - Arithmetic 62644
The sum of the two numbers is 18, and their difference is 10. What are the numbers? Calculate the arithmetic mean of the product and the proportion of these numbers. - Divide line segment
Find the point P on line segment AB, such that |AP| = r |AB|. Coordinates of endpoints: A = (−2, 0, 1), B = (10, 8, 5), ratio r = 1/4. - Toys 3
Tiffany's toyshop received a shipment of 360 toys. On the first day, 12 were sold the second day, 19 were sold; and on the third day, 26 were sold. How many days will the toyshop run out of toys? - Together 82027
Eva sews a costume in 6 hours, Ivana in 8 hours, and Monika in 4 hours. How long will it take them to make the costume if they work together? - A potato
A potato farmer incurred a total cost of $1600 and $2500 from producing 5 and 8 potato bags, respectively, in 2 separate weeks. Find the cost of x bags.
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