Maths practice for 9-year-olds - page 22 of 23
Number of problems found: 455
- Rabbits
In the hutch are 48 mottled rabbits. Brown is 23 less than mottled, and white is 8 times less than mottled. How many rabbits are in the hutch?
- Buffet
At the school, buffet were 30 children. Twenty-one children bought sandwiches, and 15 children bought lemonade. The four children did not buy anything. How many children bought lemonade and sandwiches?
- Cycling
The cyclist goes on a trip. First, I drove at 4 hour at an average speed of 44 kilometers per hour, then slowed down, and another 4 hours driving at a speed 36 kilometers per hour. How many total kilometers are cycling?
- Apples
Hanka has 5 apples more than Juro and 7 apples less than Mirka. Mirka has 19 apples. How many apples have Hanka, and how many Juro?
- Collection
Majka gave Hana 15 calendars, Julia 6 calendars, and Petra 10 calendars from her collection of calendars. Still remains 77 calendars. How many calendars had Majka in her collection at the beginning?
- Jan and Dan
Jan and Dan had the same money. Jan bought five workbooks and left him 15 CZK. Dan 6 and left him nothing. How much money do they have in total?
- Bus driver
The bus driver rides 174 km in the morning and 26 km more in the afternoon. If he rides on the same line, how many kilometers does he travel in five days?
- Boys and girls
In the class are 20 boys and 4-times fewer girls. How many girls are in the classroom? How many children are in the class?
- Cars
Johnny has 284 cars. Peter twice less. How many vehicles have Peter?
- 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.
- Workshop
The workshop has to be produced for 5 days 2000 components. How many components must be produced in the workshop daily, and how much per hour if the shift is 8 hours?
- Curtains
Hanak bought 50 m curtains. The dining room needed 90 m and 90 m to the hallways of curtains. How many meters of curtains were bought in total?
- Theatre
The theatrical performance started at 10:50 and ended at 13:50. How many minutes long?
- Bus
At the bus stop boarded 6 people into the bus and on each other bus stop one man more than the previous one. On E station never boarded. Stops are A, B, C, D, E. Calculate the number of people on the bus after leaving station E.
- CDs
Adam has 6 CDs more than Filip and 7 CDs less than Dominica. Filip has 6 CDs. How many CDs have Adam, and how many CDs has Dominika?
- Piggy
A man bought a pig for € 65, then sold it for € 75. Then again bought it for € 90 and sold it for € 100. How much € earned?
- Salary
Mr. Vesely got for work 874 CZK (Czech Republic Koruna). Mr. Jaros got twice less than Mr. Vesely. How much CZK got Mr. Jaros?
- Car amortization
Assume that the car has a life 11 years and a new cost 19000 euros. Calculate how much a month is amortized cost of the car over its lifetime. Amortization is the gradual reduction of assets (cars, buildings), mainly due to use or aging.
- Right angled
We built a square with the same area as the right triangle with legs 17 cm and 17 cm. How long will be the side of the square?
- Ton's teeth
Calculate at what age homeless Anton will be toothless. At age 35 has 30 teeth, and each year next tooth breaks.
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