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1. On the 4
   On the way to playing disc golf with his two boys, Mr. Smith purchases 3 muffins and 2 bottles of water, totaling $9.75. The following week he only has Asher with him, so he purchases 2 muffins and 1 bottle of water totalling $6.00. What is the cost of on
2. A man 2
   A man divides $10,000 into two investments, one at 10% and the other at 30%. Find how much is invested at each rate so that the two investments produce the same income annually.
3. Harvesters
   The first harvester will harvest the grain from the field in 20 hours, the second, the more powerful in 10 hours. How long will take harvest this field by both harvesters, if the second harvester has to be set up first and this takes 2 hours? The first har
4. A report
   Maricris can type a committee report in 5 hours. Jane helped Maricris and together they finished the report in 3 hours. How long would it take Jane to complete the report she had worked alone?
5. Dirty road
   Mr. Smith is on a road trip to a remote disc golf course 180km away. He travels part of the way at 100km/h along the highway, and part of the way at 50km/h along dirt roads. If it took 2 hours to get there, how many hours did he spend on dirt roads?
6. Motorcyclist
   From Trutnov, the motorcyclist started at an average speed of 60km/hour. At 12.30hrs the passenger car was started at a speed of 80km/hour. How many hours and at what distance from Trutnov will car catch a motorcycle?
7. The factory
   The factory z can complete an order in 12 days, factory p in 18 days. For how many days does an order completed when the first two days work only the factory z and then both factories?
8. Square sides
   If the square side increases by 28%, the square circumference increases by 11.2 meters. Find the length of the original square side.
9. Boats
   Three-quarters of boats are white, 1/7 are blue and 9 are red. How many boats do we have?
10. Honza
    Honza is 13 years old and Peter 21 years old. After how many years are their ages will be at ratio 7: 9?
11. Perctentages
    35% of what number is 35?
12. Midpoint 4
    If the midpoint of a segment is (6,3) and the other end point is (8,-4) what are thw coordinate of the other end?
13. Coordinates of midpoint
    If the midpoint of the segment is (6,3) and the other end is (8,4) what are the coordinate of the other end?
14. Home cleaning
    Mr. Smith is cleaning up a big mess at home. In the closet, he finds a solution that is 5% bleach, and another stronger solution that is 20% bleach. For this particular job, he needs 600mL of 15% bleach. How much of each type (to the nearest mL) should he.
15. Find x
    Solve: if 2(x-1)=14, then x= (solve an equation with one unknown)
16. Unknown number
    I think the number. I'll reduce it to its one-third. The result is then increased by one-third, and I get the number 12.
17. On line
    On line p: x = 4 + t, y = 3 + 2t, t is R, find point C, which has the same distance from points A [1,2] and B [-1,0].