Multiplication - practice for 14 year olds - page 21 of 24
Number of problems found: 474
- Racing track
On the racing track circling three cars. The first pass one circuit for 8 seconds, the second for 20 seconds, and a third for 8 seconds. a) Calculate the number of seconds since starting to catch all three cars together for the first time again across the - Training
The table contains the tennis training schedule for Saturday's younger students during the winter indoor season. Before the start of the summer season is preparing a new training schedule. Tomas Kucera will be able to practice only in the morning. Sisters - Snowman
In a circle with a diameter of 40 cm are drawn three circles (as a snowman) where: its diameters are integers, each larger circle diameter is 2 cm larger than the diameter of the previous circle. Determine snowman height if we wish for the highest snowman - Logik game
Letter game Logik is a two-player game that has the following rules: 1. The first player thinks five-letter word in which no letter is not repeated. 2. The second player writes a five-letter word. 3. The first player answers two numbers. The first number
- Variations
Find the number of items when the count of variations of the fourth class without repeating is 42 times larger than the count of variations of the third class without repetition. - Pairs
Teachers must choose one pair of boys and girls from the five girls and four boys. A) How many such pairs of (M + F)? B) How many pairs were only boys (M + M)? C) How many are all possible pairs? - Combi-triangle
Each square side is marked 10 different points outside the square's vertices. How many triangles can be constructed from this set of points, where each vertex of the triangle lies on the other side of the square? - Task of the year
Find the number of integers from 1 to 106 with ending four digits 2015. - Combinatorics
The city has 7 fountains. Works only 6. How many options are there that can squirt?
- Numbers
How many different 3 digit natural numbers in which no digit is repeated can be composed of digits 0,1,2? - Word problem
348 students were on holiday in Hungary. 133 bought pizza, chips 28 pupils, 25 pupils bought soda, butter 26 pupils, 15 pupils fruits, vegetables 29 students. How much pay for all the food, if every meal costs 5.3 euros? - Medals
How many ways can gold, silver, and bronze medals be divided among 21 contestants? - Weekly service
In the class are 20 pupils. How many opportunities has the teacher selected for two pupils who will have a week-class service randomly? - Price of state
Estimate the cost of the state based on the following reasons. State price is expressed as a percentage of share in the redistribution of national GDP. Employee creates monthly value € 868 (super-gross wage). Then, tax him 35.2% employer contributions (th
- XY triangle
Determine the area of a triangle given by line 7x+8y-69=0 and coordinate axes x and y. - Cars plates
How many different license plates can a country have since they use 3 letters followed by 3 digits? - 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? - 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
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Multiplication practice problems. Maths practice for 14 year olds.