Maths practice for 9-year-olds - page 14 of 18
Number of problems found: 357
- Concrete pedestal
The carpenters made wooden mold on a concrete pedestal in the shape of a cube with an edge 2 meters long. What is the area in which the concrete touches wooden molds? (No lid or bottom) - Apples 5
In six crates are 45 kg of apples. Five crates were the same amount, and in the sixth crate were 3 kg more apples. How many kilograms of apples were in each crate? - Two florists
At the market, the florist sold ten times more varieties of flowers than the florist at the stand opposite. It had 90 varieties of roses, 70 varieties of tulips, and 50 daffodils. How many types of each species did the florist offer in the stand opposite? - ZOO
In the zoo were elephants, as many as ostriches. Monkeys were four times more than elephants. Monkeys were as many as flamingos. Wolves were five times less than flamingos. How many of these animals were together? We know that there were four wolves. - Triangles 80492
The sum of the lengths of the three segments is 140mm. Name at least 2 triplets of segment lengths from which we can construct a triangle. Construct triangles - Beginning 66104
The kangaroo always jumps three steps up. Each time he jumps, the bunny jumps down two steps. On which stairs will they meet? The kangaroo stands on the 1st step at the beginning and the bunny on the 100th. - Already 34231
Every time it is Friday, Mom takes five apples. Friday has already taken place 18 times. How many apples does my mom have if she always ate only 1? - Expeditions 6119
There are 99 athletes on the American team. There were 35 more athletes in the Japanese expedition than in the American one. There is an eighth less in the Czech expedition than in the Japanese expedition. How many athletes are there on individual expedit - Individual 5544
From 5 girls and four boys have to choose one pair, boy and girl. List all the pairs in which the individual boys will be. Attention, these are four examples. How many pairs are there? - Unfortunate 4243
The unfortunate landowner had 49 ducats more than Jurosik. How many ducats did Jurosik steal from the landowner if he now has five ducats more than the landowner? - Beginning 3953
Jano and Petr exchange stamps. Jano gave Peter 32 stamps with rockets for 8 stamps with turtles. How was Jano after this exchange? Did he have more or fewer marks than at the beginning? Explain your answer. - Grandfathers' 2572
My father pleased his mother with orchids for which he paid 50 euros. Grandfathers' orchids cost 80 euros for their grandmother. How many orchids did they buy together if one cost 10 euros? - The mean 2
The mean cost of 4 items was $39.96. The first item cost $28.50, the second item cost $41.25, and the third item cost $50. Find the cost of the fourth item. - Diala
Diala bought some books in 2012, and then during 2013, she bought 3 times as many books as she bought in 2012. Diala bought 48 books during these two years. Make a diagram to represent the given. How many books did Diala buy each year? - L gardens
Find how long the area with gardens is if the square plots have a circumference of 8 m and the rectangular plot has a circumference of 14 m. The gardens are adjacent so that the shorter side of the rectangular plot is adjacent to the first square garden a - Truck
The truck passed 4550 km in 5 days. The first three days passed, every day the same way. The fourth day passed 630 km, and the fifth day was 920 km. How many km have passed in the first three days? - Divide
Divide the substance 110 cm long into two parts so that the first part is 10 cm longer than the second part, and one part will be ten times longer than the second portion. How long will the parts be? - Tablecloth
The table top is 90 cm long and 50 cm wide. How many cm of lace edging is necessary for the tablecloth that hangs on each side by 10 cm? - Katy
Kate paid 688 CZK for the package for the delivery of four meters of textile. When shipping and handling amounted to 48 CZK, what is the price of a one-meter textile? - Cookies
In the box were a total of 200 cookies. These products have sugar and chocolate toppings. The chocolate topping is used on 157 cookies. Sugar topping is used on 100 cakes. How many of these cookies have two frostings?
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