Numbers - math word problems - page 85 of 307
Number of problems found: 6123
- Corresponding
The set Z contains all natural numbers that are less than 11. Set A contains all even numbers belonging to the set Z. Set B is the set of all numbers that are multiples of 5 belonging to Z. Write all elements of the set Z in the corresponding dowry diagra
- Two brothers
The two brothers have a total of 48 nuts. Two-thirds of the nuts of the first correspond to 2/5 of the number of nuts of the second. How many nuts does everyone have?
- 540 pupils
Five hundred forty pupils enrolled in the school group, which is a fifth more than the group's capacity. How many pupils is the capacity of the group?
- Missing number
Blank +1/6 =3/2; find the missing number.
- Eqn
Solve equation with fractions: 2x/3-50=40+x/4
- Inverse matrix
Find out the inverse using Gauss elimination or the reduction method. A=[2/3. 1 -3. 1/3]
- Cakes
1/3 poppy cake, 1/3 apple, and 15 pieces of cheese. How many are the total cakes?
- Brick weight
Half the weight of a brick plus 20 pounds equals 1/3 the weight of the brick plus 30 pounds. How much does the brick weigh?
- Number unknown
Adela thought of the two-digit number. She added it to its ten times and got 407. What number does she think?
- Two numbers
The sum of the two numbers is 1. Find both numbers if you know that half of the first equals one-seventh of the second number.
- Lcm of three numbers
What is the Lcm of 120 15 and 5
- Friend 83103
A friend spent 2/5 on a pencil case and 3/10 on a laptop, leaving her with 3.3 euros. Thus, her total was 3.3 euros.
- Received 81487
Nikola and Agáta received a total of 20 roses from their partners. Nikola received 4 more roses than Agáta. How many roses did each have?
- School 79774
The school has 275 pupils, and there are fifth more boys than girls. How many girls are there in the school?
- Stamps 79154
Milan has four times more marks than Anka. Anka has twice as few grades as Juro. They have a total of 91 stamps. How many stamps does each person have?
- Students
The 7th grade has 195 students. There are 25 more girls than boys in the grade. How many more boys are in the 7th grade?
- Fractions: 32541
Solve the following equation with fractions: (5x + 1) / 3 + (17-x) / 2 = (3x + 1) / 8 + 15
- One-sixth 14133
Subtract one-sixth of this unknown number from three times the unknown number, and you get the number 17. Calculate the unknown number
- Addition 6113
Find the natural numbers x and y such that: 1/2 = x / y and in addition that: x + y = 6
- Divisible 5744
Find the smallest 2-digit number that is divisible by three but not divisible by 9
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