Least common multiple (LCM) - practice problems - page 4 of 15
Number of problems found: 284
- Compare three fractions
Which of the three rational numbers is the largest? 1/7, 6/17, 4/17
- LCM of polynomials
Find the lcm of 4x³ + 8x² and 5x² -20
- LCM of three ints
Find the least common multiple (LCM) of three numbers: 50, 120, and 135.
- What is 20
What is the least number that should be added to 2497 so that the sum of the digits is divisible by 5, 6, and 10?
- Treasury 73334
Peter has only two crowns in the treasury and can divide them both in a ratio of 4:5 and in a ratio of 4:7. How many crowns does Peter have in the money box if the amount saved is less than 300 CZK?
- Divisible 72004
Find the natural number between the numbers 70 and 80 divisible without the remainder 5, 3, 15, and 25.
- Steamers 67804
Two steamers set out on a voyage from the same port. The first steamer returns to port every fourth day, and the second steamer returns every fifth. How many days do they meet again?
- Increased 64324
The number of books in the city library increased by 0.2% in 2008 and 0.6% in 2009. At the same time, the total number of books remained less than 300,000. How many books were added to the city library in 2009?
- Dolls
Dorotka cut the doll's way out of two batches. She was always left with one more doll, with every two dolls cut out. How many dolls did they cut in total if the number counted 16 of them in the first cut-out?
- Determine 6
Determine the least common denominator 3/4 and -5/6
- Mr. Product
The product of ages of all of Mr. Product's children is 1408. The age of the youngest child is equal to half the age of the oldest child. How many children does Mr. Product have, and how old are they?
- Line - normal form
What is the equation of the line whose x-intercept is - 3 and y-intercept is -4? Find coefficients A, B, C in normal equation of line: Ax + By = C
- Find whole
Find whole numbers between 155 and 232 that are divisible by 2, 5, and 10.
- Lcm and hcf
If the LCM of a and 18 is 36 and the HCF of a and 18 is 2, then a = …
- The tailor
The tailor estimated the rest of the fabric in the package at 11 m. By measuring, he found that he could cut the same pieces of this fabric without a residue in 150 cm or 210 cm increments. How many meters of fabric were in the package?
- Marie-Pier
Marie-Pier, Frédéric, and Simon bump into each other in the street on a Tuesday while the three of them are running. Marie-Pier trains every three days, Frédéric every four days, and Simon every Tuesday. If they all keep up with their training pace, in ho
- Performance 57041
We are planning a dance performance at the school academy. How many students have to take part in it if we want them to be able to split into groups of four, six, and twelve?
- Purchased
Milan shopped in a store where the prices of all goods were listed in whole €. If Milan bought 2 milk, 3 glasses, and 1 pack of sweets, he would pay €49. If he bought 5 more milks, 11 glasses, and 1 pack of sweets, he would pay a total of €154. How much €
- Dividing
One always remained when dividing the tangerines into packages of 8 or 10. If there were more than 250 and less than 300, how many were there?
- Lcm = 22 + gcd
The least common multiple of two numbers is 22 more than their greatest common divisor. Find these numbers.
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