Basic operations and concepts - math word problems - page 126 of 320
Number of problems found: 6399
- Domains: 4845
Specify function domains: a / y = 2x-1 b / y = 5x / (2x + 1) c / y = x² / (x²-9) - Summands 4213
Divide the number 28 into two summands so that their product is maximal. - Ratios equation
Find the number x so that: 1:x=4:100 - Four-digit number
Find all four-digit abcd numbers with a digit sum of 12 such that ab-cd = 1 - A perineum
A perineum string is 10% shorter than its original string. The first string is 24. What is the 9th string or term? - Dividing - fractions
11/4, what will we divide to get 11/12? - Apples 3
Julka has five apples more than Hugo and four apples less than Annie. Hugo has 17 apples. How many apples have Julka, and how is Annie? - Divisors
The sum of all divisors unknown odd number is 2112. Determine the sum of all divisors of a number that is twice unknown numbers. - Secret number
Find the secret number n, which reversed decreases by 15.4 if the number increases by 15.4. - Determine 2385
Determine x if 98% of x equals 196. - Quarters 84104
How many sixths do we need to add to two-thirds to get four quarters? - Numbers 81079
The ratio of the two numbers is 1:3. Half of the larger one is 135. What is the sum of the two numbers? - Rabbits 7948
Hens and rabbits, 22 heads and 62 feet, run around the garden. How many? - Perctentages
35% of what number is 35? - Increased 5906
The number z increased by 20, which is 40% larger than the number z. Determine the number z. - Determine 4132
Determine the value of x in this equation: x! · 4 = x³. x is a natural number. - The recommended
The recommended price of the novel "Laughing Sun" is 285 SKK. The bookseller bought 60 pieces of the novel at the wholesale store and paid 82% of the recommended price (18% is his profit for selling books). He sold 55 pieces of the novel and sold the rema - Pupils - class
There are 28 pupils in the class. The ratio of boys to girls is 3:5. Find the number of girls. - The proportion
Solve for N in this proportion: 6/5=30/N? - Ten boys
Ten boys chose to go to the supermarket. Six boys bought gum, and nine boys bought a lollipop. How many boys bought gum and a lollipop?
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