Grade - practice problems
Here’s a concise overview of the U.S. school system’s approach to mathematics, highlighting its structure, key focus areas, and challenges:Elementary School (K–5): Focus on arithmetic (fractions, decimals), basic geometry, and problem-solving.
Middle School (6–8): Introduction to pre-algebra, ratios, statistics, and foundational algebra (linear equations).
High School (9–12):
- *Core Sequence*: Algebra I → Geometry → Algebra II → Pre-Calculus/Calculus (for advanced students).
- *Electives*: Statistics, AP Calculus (AB/BC), or applied math (e.g., coding, financial math).
Number of problems found: 18857
- Sum two mixed
Which of the following is the sum of 22 7/9 and 6 8/9? - Building shadow
When Sun's altitude 30° above the horizontal, then find the length of the shadow of a 50 m high of a building . - Negative fraction 3
What is the product of 4/7 and -2/3? - Length units
How many times inch and a half go to the 12 feet? - Strawberries 16
There are 3/4 kg of strawberries on one plate and 2/3 kg on another plate. How many kilograms of strawberries are there altogether? - V jedálni
V školskej jedálni ZŠ urobili prieskum medzi žiakmi, ktoré jedlo im najviac chutí. Výsledky vyjadruje prvotná tabuľka: Palacinky; 102 Vyprážaný syr; 81 Špagety ; 18 Dukátové buchtičky ; 42 Kura s ryžou ; 30 Určte, čo je: štatistický súbor, štatistickú jed - Journey 9
A person covers half of his journey at 40 km/h and rest of his 20 km/h. Find his average speed of the whole journey.
- Lamp shade
A lamp shade is in the form of a frustum of a cone with slant height 7 in., radii of bases 3 in. and 7 in. respectively. How much material is used in its construction if ¼ in. is allowed for the seam. - Area + perimeter TR2
Find the area of a triangle, two sides of which are 8 cm and 11 cm and the perimeter is 32 cm. - GP - negative term
The first term of a GP is -3 and the square of the second term is equal to its 4th term. Find the 7th term of the GP. - Three in a ratio
If A is 40% more than B, B is 20% less than C then, find the ratio A : C. - A liter of a milk
A one liter of a milk cost is Rs 42.50. What will be the cost of 2.5 liters? - School - boys:girls
In a school 10% of boy is equal to the 1/4 of number of girls and 10% of the number of girls is equal to the 1/25 of boys. Find the ratio between the number of boys and girls. - Mother and daughter 6 A mother is six time as old as her daughter. In 6 years time she will be four times as old as her daughter . How old is each of them?
- Eva wraps
Eva wraps a gift box in the shape of a right rectangular prism. The figure shows a net for the gift box. How much wrapping paper did she use, in square meters?
- A solid
A solid is in the shape of a cone standing on a hemisphere with both their radii being equal to 1 cm and the height of the cone is equal to its radius. Find the volume of the solid . - Compare ratios Is ratios 4:7 and 16:19 equivalent?
- Alcohol mixture 3
A mixture contains alcohol and water in the ratio 4:3. If 7 liters of water is added, the ratio of alcohol and water becomes 3:4. Find the quantity of alcohol in the mixture. - Equation of the line
Find the equation of the line through (1, 2) with slope 3. - Milk everyday Nisha consumes 1200 ml of milk everyday. How many litres of milk will she consume in 5 weeks?
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