Grade - math word problems - page 875 of 915
Number of problems found: 18282
- Car
The car goes from point A to point B at speed 84 km/h and back 67 km/h. If it goes there and back at speed 77 km/h trip would take 20 minutes shorter. What is the distance between points A and B?
- Committees
How many different committees of 2 people can be formed from a class of 21 students?
- Cars plates
How many different license plates can a country have since they use 3 letters followed by 3 digits?
- Building
Lenka has 22 cubes for constructing a building comprising three cubes in height, the width of two cubes, and the length of four cubes. Is she able to build a building with these cubes?
- Lock
A combination lock will open when the right choice of 3 numbers (from 1 to 16 inclusive) is selected. A. How many different lock combinations are possible? B. Is the combination lock named appropriately?
- Medicament
Many manufacturers produce the same type of medicament in various packages with different active substance content. Pack 1: includes 60 pills of 600 mg of active substance per pack cost 31.5 Eur. Pack 2: includes 100 tablets of 1200 mg of active substance
- Train
A passenger train traveled for 2 hours 74 km. 3.1 hours after its departure started fast train and caught it on 186 km. How many km/h is different from its average speed?
- Grandchildren
Grandma bought new briefcases for her grandchildren. Pavel got a blue briefcase for 1350 CZK, and Markétka got a red briefcase, which was 270 CZK more expensive than Pavl's. How much did the red briefcase cost? How much CZK did Grandma pay for both briefc
- Commitee
A class consists of 12 males and 15 females. How many committees of 6 are possible if the committee must consist of 4 males and 2 females?
- Quadrant II
Calculate the radius of the quadrant, which area is equal to the area of the circle with radius r = 15 cm.
- Coin and die
Flip a coin and then roll a six-sided die. How many possible combinations are there?
- Words
How many 2 letters "words" are possible using 14 letters of the alphabet? a) without repetition b) with repetition
- Inheritance
After death, the father (♱ 54) remained the mother (his wife) and 5 children. Inheritance by law is that the first mother will automatically get half of the property and the other half inherited by heirs, the mother and her 5 children by the same share. C
- Shelf
How many ways are there to arrange 6 books on a shelf?
- Area codes
How many 6 digit area codes are possible if the first number can't be zero?
- Kids
How many different ways can sit 8 boys and 3 girls in line if girls want to sit on the edge?
- Thales
Calculate the length of the Thales' circle described to the right triangle with hypotenuse 44.2 cm.
- Rectangle
Calculate the perimeter of the rectangle with sides a=3.7 m and b=8.4 m.
- Homework
Together, the mother and Kate weigh 21.9 kg more than the father. The father weighs 8.1 kg more than the mother. The father weighs 40.2 kg more than Kate. Determine the weights of the father, mother, and Kate.
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