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: 18873
- Vertical components
Find the horizontal and vertical components of the vector which has magnitude 750 as shown in the following figure. - Cycloshop
On increasing the price of a cycle by 14%, it becomes Rs 1425. What was its original price? - Chloe
Chloe collected 3 1/2 bins of glass bottles to recycle. Brenda collected 3 3/4 times as many bins as Chloe. How many bins of bottles did Brenda collect? - Daughter and Mom
A mother is seven times as old as her daughter. In 7 years time she will be five times as old as her daughter. How old is each of them? - Mixed x fraction
Find the product of 3 2/8 × 9/10 . - Equivalent fractions 3 What fraction is equivalent to 1/3? Write three equivalent fractions to 1/3.
- Mixed + fractions Calculate following with fractions and mixed numbers: One and half + 4 and one quarter + 5 tenth
- Temperature in Portland
On Sunday afternoon the temperature in Portland was 2°C. By midnight the temperature had dropped by 8°C. What was the temperature at midnight? - Equilateral RT
On a right triangle, side a is 12, and side b is 12. What is side c? - Angle of elevation 3
The angle of elevation of a pole from a point on the horizontal ground is 15°. After going up a distance of 10m towards the pole the angle of elevation became 30°.What is the height of the pole? - Four plates
Four equal maximum sized circular plates are cut off from a square paper sheet of area 784 sq cm. Calculate the circumference of each plates. - Square park
Amyra goes for a walk in a square park . The perimeter of the park is 1235 m. Find side of the park. - 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.
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