Maths practice for 10 year olds - page 31 of 63

Number of problems found: 1253

Measuring 8310
Miša called up photos from birthdays measuring 10 * 15 cm. Calculate the bulletin board area, which will cover 35 photos. The images overlap on a total area of 352 cm square.
Playground 8308
The journey to Ed and on to the course takes 26 minutes. How long does the journey to Ed take when the trip from Ed to the playground is 4 minutes longer than the journey from the house to Ed?
Weigh 8301
How much does a gold cube weigh, 30 x 30 x 30 cm?
Rectangular 8297
Peter has a step 50 cm long, and his brother Juraj is 80 cm. Both went around a rectangular course 25 meters long and 15 meters wide. How many steps did Petr take compared to Juraj?
Number of songs
Write an expression for the number of songs they need for this show. Evan and Peter have a radio show that has two parts. They need four fewer than 11 songs in the first part. In the second part, they need five fewer than three times the number of songs i
Photo frame
A square-shaped photo with a side length of 20 cm is framed by a 4 cm wide bar. Find the external frame size of this photo (the frame is from all sides).
Observed 8276
We observed road traffic. We only saw bikes and cars. There were a total of 40 laps on the road. List at least three options how many bikes could be and how many cars?
Digits
How many odd four-digit numbers can we create from digits 0, 3, 5, 6, and 7? (a) the figures may be repeated (b) the digits may not be repeated
Pupils
There are 27 pupils in the classroom. They can swim 21 and ski nine pupils. Neither swim nor ski three pupils. How many pupils can swim and ski?
In about
In about 12 hours in North Dakota, the temperature rose from -33 degrees Fahrenheit to 50 degrees Fahrenheit. By how much did the temperature change?
Avg speed of flight
The student's vice adventure had a 2,367 km flight. If their travel time was 2 hours and 56 minutes, what was their average speed in kilometers per hour?
Square-shaped 8234
In a square-shaped room with a side of 4 m, a rectangular rug with dimensions of 2.5 m and 3 m is laid on the floor. How much floor is not covered with carpet?
Change in temperature
The starting temperature is 21°C, and the highest temperature is 32°C. What is the change in temperature?
Dimensions 8216
The living room floor has dimensions of 50dm and 4m. If we want to cover it around its entire perimeter, how many meters of wood siding do we have to buy?
Speed of car
In 2 hours 40 mins, a car travels 100km. At what speed is the car traveling?
Soda factory
The soda factory produced 50 hl of lemonade, which they filled into 2 l bottles. How many bottles did they fill?
Temperature change 2
The outside temperature changed -14F over 4 hours. If the temperature changed the same amount each hour, what was the change in temperature each hour?
Identical 8197
Boris paid 23 euros and 40 cents for nine identical cans for a dog. How many cans can be bought for 30 euros or 80 cents? Turn your euro into cents.
Cyclist
Cyclist drives 5 km in half an hour. How long will you drive in 3 hours?
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,

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