Basic operations and concepts - math word problems - page 141 of 320
Number of problems found: 6399
- The largest number
Find the largest integer such that: 1. No figures are not repeated, 2. The multiplication of every two digits is odd, 3. In addition, all digits are odd. - Calculate 13631
Calculate 1.5 ‰ out of 85% out of 240 - Mixed with percentages
Calculate 33 1/3% of 570. - Pupils 10781
Of the 660 pupils at the school, 60% are girls. 25% of girls go to grade 7. How many school girls go to 7th grade - Mathematics 83190
The number of students studying teacher studies in mathematics has decreased in the last twenty years in a ratio of 2:10. How many students are studying teacher studies now when twenty years ago there were 50? - Mathematics 80583
Can it be 1%>2%? Can't it be nonsense and a denial of the law of mathematics, yet 119 out of 120 people say so? - Tablets 80294
Pepík is sick and has to take 1 tablet three times a day. How many days will a pack of 30 tablets last him if he only takes 1 tablet in the morning and evening every third day? - Unidentified 61201
The set contains 12 different figures. How many unidentified individual figures do I have to buy to have precisely two complete sets with a 90% probability after unpacking them? - Originally 29121
To what extent has production changed when they originally produced 2,400 products in 1 hour and now produced 2,640 products? - A cloth
There are flower cloths 495 meters, white cloth 330 meters. What is the percentage of white cloth? How much is white cloth less than flower cloth? - Kilograms 7995
One owl catches 1000 mice. One mouse destroys 1kg of grain. How many kilograms of grain will save ten owls? - Calculate 6195
The number x = 2 / p² is given. Calculate a number 400% greater than x if p = 10. - Obtained 5353
About 50% of the pulp is obtained from wood and about 65% from paper. How many tons of paper can we make from 150 tons of wood? - Cheaper skis
In Tesco, skis for 9,000 CZK were reduced by 30 percent, in Makro they were reduced by 20 percent first, and after a week by another 10 percent. Where were the skis cheaper in the end? - Mrs. Sojka
Mrs. Sojka gave her class 12 minutes to read. Natalie read 7 1/2 pages in the time. At what rate in pages per hour did Natalie read? - The Norris
The Norris family goes out for lunch, and the meal price is 52. The sales tax on the meal is 6%, and the family also leaves a 20% tip on the pre-tax amount. What is the total cost of the meal? - Concert ticket
Noah wants to save $60 to purchase a concert ticket. If he has saved $45 so far, what percentage of his goal has he saved? What percentage remains? - The ratio
The ratio of girls to boys in Mrs. White's class is 3:2. If there are 12 boys, how many girls are in the classroom? - Sales off
The shoe cost x euros. First, they are discounted by 50%, then 25% of the new amount. Determine what percentage of the total cost is cheaper. - Salt
One ton of seawater contains 25 kg of salt. How many tons of seawater must be evaporated to obtain 2 q of salt?
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