Algebra - math word problems - page 176 of 278
Algebra is a branch of mathematics that uses not only numbers and characters but also letters to solve operations. For example 3x+5x is 8x.Number of problems found: 5547
- Family
The twins Nina and Ema have five years younger brother Michal. Together have 43 years. How old is Michal? - Unknown number
Find the unknown number equal to a quarter of a fifth of a number, which is by 152 more than an unknown number. - Trousers
In the class were 12 students. Nine students were wearing trousers and turtlenecks eight. How many students wore trousers with a turtleneck? - Quiz
The tested student answered correctly on a 4/ 8 question. The wrong answer was 16. How many questions were answered?
- Pupils 81741
There are 28 pupils in the class. The ratio of boys to girls is 3:5. Count the number of girls. - Unknown 18893
The number 290 is 16% larger than the unknown number. What's the unknown number? - Rabbits 7948
Hens and rabbits, 22 heads and 62 feet, run around the garden. How many? - Determine 7468
Determine the base if 2.8 per mille is 50. - Motorcycles 5024
You have 36 wheels and ten steering wheels. How many cars and motorcycles do you assemble?
- Number 3178
Find a number from which 5% is as many as 7% out of 45. - Percent
Calculate how much % is the number 26.25 less than the number 105. - Significant 9321
Only herbs with 5 and 7 leaves grow in the Old Forest. When the boar Vavřínec collects raw materials for herbal liquor, it always tears off the whole herb and puts it in a basket. What is the most significant number of letters he will ever manage to have - Determine 2385
Determine x if 98% of x equals 196. - Parallel and orthogonal
I need math help in this problem: a=(-5, 5 3) b=(-2,-4,-5) (they are vectors) Decompose the vector b into b=v+w where v is parallel to a and w is orthogonal to a, find v and w
- 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 - 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? - Two bricks
One brick weighs 1kg and half a brick. How many kilograms weigh two bricks? - Reducing number
Reducing the unknown number by 28.5%, we get the number 243.1. Find the unknown number.
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