Equations practice problems - page 57 of 239
Number of problems found: 4765
- Something 71734
The teacher enters the class. Half of the pupils are looking for something, a third pass, and five are sitting. How many students are in the class? - Originally 71464
The father originally wanted to divide the financial amount between his sons in the ratio of 7:6. However, he then split it at 6:5 (in the same order). One of the sons got angry that he should have received 120 euros more. How many euros did each son rece - Add to subtracting
Solve a simple equation with fractions: n-1/6=1/2 - Quarter of unknown number If we subtract a quarter of a number from the number 12, we get the number -5. What's that number?
- Digits - numbering
We used 1533 digits to number the rough book. How many pages does this book have if each page, including page 1, is numbered? - Isosceles 71154
Calculate all interior angles in the isosceles triangle ABC if we know that BC is the base, and we also know: | ∢BAC | = α; | CABCA | = 4α - Divided 71124
We divided line AB into two parts in a ratio of 3:5. The longer part was 6 cm longer than the shorter part. How long was the whole line in cm? - Apartment 71114
A father and son paint the apartment together in 6 hours. My father would paint the apartment in 9 hours. In how many hours would the son paint the apartment himself? - Today 2
Today only, a desk is being sold at a 72% discount. The sale price is $100.80. What was the price yesterday? - Apples and bananas
If you pay $11 for one apple and nine bananas and $7 for three apples and one banana, how much do an apple and banana cost? - Knitting a scarf
Rebecca is knitting a scarf. She runs out of yarn when the scarf is 1 1/2 feet long, which is ⅔ of the length she wants to make. How long is the scarf when finished? Write a multiplication and division equation to represent this situation. - Positive 70974
The sum of two positive numbers is 2.5. A smaller number is four times smaller than a larger number. What is the value of a smaller number? - Individual 70944
The merchant ordered 62 boxes of cucumbers from a vegetable grower. He wants to take 38 more boxes than small ones. How many individual boxes of cucumbers did the merchant order? - Shopping trips Luke bought some fresh produce. He picked up two oranges and three bananas. The cost of Luke's shopping was $18. Georgia also went to the same shop and bought five oranges and seven bananas. The cost of Georgia's shopping was $44. Write and solve a system
- Calculate 70804
The garden is a right triangle fenced with a 364 m fence length. The shorter slope of the triangle is 26 m long. Calculate the area of this garden. - Peter 70794
Peter is x years old. Juraj is 2/5 older than Peter. They are 72 years old in total. How old is Peter, and how old is Juraj? - Polya's method
On the way home from school, Dora likes to eat cookies. One daytime, just as she reached into her backpack, Swiper jumped into her path and grabbed her bag. It stole half of her cookies plus two more. A bit shaken, Dora continued home. Before she had a ca - Fertilizer mixture
A fruit company uses two types of fertilizers in an orange grove, brand A and brand B. each bag of brand A contains 8 pounds of nitrogen and 4 pounds of phosphoric acid. Each bag of brand B contains 7 pounds of nitrogen and 6 pounds of phosphoric acid. Th - 3 identical tributaries
The pool would fill with three identical tributaries in 52 hours. After 20 hours, two more inlets were added. How many hours did the pool fill up? - Variations 70724 If we increase the number of elements by 2, the number of variations of the second class without repetition increases by 22. How many elements do we have initially?
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