Percentages - practice for 11 year olds - last page
Number of problems found: 40
- Water in body
Water in the human organism of all the compounds represented constitutes about 3/5 of the total weight. How many kilograms of water is in your body when you weigh 51 kg? - School library
The school library contains 6300 books. With this constitutes 7% of professional books for teachers, 18% of interest books and encyclopedias for pupils, and the rest of the fairy tales. How much are which books? - Kilograms 2099
The truck crane has a load capacity of 4 tons. How many kilograms can we overload it if the maximum limit of 115 percent load capacity is allowed? - Families
In the class, we investigated how many children have families in which they live. How many % of pupils live in families with more than two children? If five families have one child, nine families have two children, five families have three children, two f - Unknown number 5
I think of an unknown number. If we enlarge it five times, then subtract 3, and the result decreases by 75%, we get one greater than the number. What number am I thinking? - Soup
47% of pupils at the school eat in the canteen, 1/47 of students who eat in the canteen eat lunch soup. a) What percentage of pupils who eat in the canteen and eat soup for lunch? b) What percentage of all pupils of school eat lunch soup? - Sales off
Calculate the original price of the good if the price after discount 25% and the subsequent rise of 20% is 400 USD. - Sweets
Mom bought a box of sweets for their children. The whole package of 102 sweets is divided among 3 their children so that each child receives the most and for she remains the least sweets. How many sweets are left for mom? - Paddlers
Students of canoeists trip traveled in three days 102 km. On the second day, they traveled 15% more than the first day and on the third day 9 km over the second day. How many kilometers are traveled each day? - VAT lottery
Father earns 809 euro a month, mother 480 euro per month. Calculate what amount they paid as value-added tax (VAT) to the government if the VAT rate is 20%. Assume that the family will spend their entire monthly income. - Christmas
Calculate how much of the school year (202 days long) take Christmas holidays 19 days long. Answer write as a decimal number and as a percentage. - Peroxide
How much-distilled water (in liters) must pharmacists pour into 300 ml of 23.6% solution of hydrogen peroxide to get 2.7% solution to gargle? - Vinegar
We must dilute 16 liters of 8.8% aqueous vinegar to 4.1% one. How much water is necessary to add? - Divisibility
Is the number 186317 exactly divisible by 7? (the result is the integer, and/or remainder is zero) - Bureau of Labor
Bureau of Labor is a state institution that provides mike and the rest for their so-called clients. The mission of the Bureau of Labor is to spend taxpayer money to provide relaxation and benefits to those who do not want to work. Popularly speaking, the - Hole
They fill the shape hole with dimensions 2.9 m, 17 m, 15.2 m with 97 m³ of soil. How much percent does it fill up? - Divisibility
Determine all divisors of number 90. - Date game
Let now is Tuesday. What day is after 229 days? Write the result as a number: 1=Monday, 2=Tuesday, 3=Wednesday, 4=Thursday, 5=Friday, 6=Saturday, 7=Sunday. - Guess number
With what number should be divided, number 9727 to be reduced by 70%? - Volatile percents
Kent is working as a forex trader. He suffered a loss of 65.8 percent. Calculate what percentage must now earn to lift from loss.
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