# Time + system of equations - math problems

#### Number of problems found: 145

- Part-time workers

Three part-time workers received CZK 1,235 for their work. The first received 20% less than the second and the third received 45 CZK more than the second. Determine how many crowns (CZK) each of them received. - TV commercials

For the typical one-hour prime-time television slot, the number of minutes of commercials is 3/8 of the minutes of the actual program. Determine how many minutes of the program are shown in that one hour. - Two diggers

Two diggers should dig a ditch. If each of them worked just one-third of the time that the other digger needs, they'd dig up a 13/18 ditch together. Find the ratio of the performance of this two diggers. - Flowerbed

Ondra digs the bed in 20 minutes. Cuba in 30 minutes. For how long do they dig together? - Time passing

6 years ago, Marcela's mother was two times older than her and two times younger than her father. When Marcela is 36, she will be twice as young as her father. How old are Marcela, her father, and mother now? - Father 7

Father is six times older than his son. After four years, the father will only be four times older. What are their present ages? - Age

In 1960 my age was equal to the digits sum of the year of my birth. What is my age now? - Father and daughter

When I was 11 my father was 35 year old. Now, father has three times older then me. How old is she? - Average speed

The average speed of a good cyclist is 30 km/h. The average speed of the less able is 20 km/h. They both set off on the same route at the same time. Good cyclist drove it 2 hours earlier. How long was the route? - Father and son

When I was 11, my father was 35 years old. Today, my father has three times more years than me. How old is she? - Pooja

Pooja and Deepa age is 4:5, 4 years back it was 8:11. What is the age of Pooja now? - 14 years

Kája is 14 years old. Mom 44. How many years will mom be 4 times older? - Ages 2

A man's age is 4 times his son's age. After 5 years he will be just twice his son's age, find their ages. - Grandfather and grandmother

The old mother is 5 years younger than the old father. Together they are 153 years old. How many years has each of them? - Bob and Bobek

At 10h 20min runs Bobek from hat at average speed 12 km/h. At what time must run out Bob at speed 18 km/h to catch him 9 kilometers from the hat? - Two ports

From port A on the river, the steamer started at an average speed of 12 km/h towards port B. Two hours later, another steamer departed from A at an average speed of 20 km/h. Both ships arrived in B at the same time. What is the distance between ports A an - Years

Susan is 3 years and as she will be old as Teodor now him will be 11. How old is Teodor today? - Ascent and descent

Car goes 114 km track, which consists of ascent and descent at time of 1 hour 35 minutes. When climbing moves at the speed 48 km/h and downhill 25 m/s. What is the length of climb and descent? - Triplets

Three years ago, the triplets Pavel, Petr, and Luke and their five-year-old sister Jane had together 25 years. How old is Jane today? - Mother and son

Mother is four times older than her son. In 16 years, the son will be two times younger than his mother. How many years are mother and son?

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