What is the place value of the digit 9 in the number 52,943?
Mathematics
Question · Easy
Evaluate the expression: 3/8 + 2/8.
Express the fraction 3/5 as a decimal.
What is 25% of 160?
Find the perimeter of a rectangle with a length of 12 cm and a width of 7 cm.
How many centimeters are there in 4.5 meters?
If 6 notebooks cost PHP 150, how much will 10 notebooks cost at the same unit rate?
Question · Medium
Simplify the expression: 18 - 3 * (4 + 2) / 9.
Maria deposited PHP 5,000 in a savings account earning 4% simple interest per year. How much total interest will she earn after 3 years?
Solve for x in the linear equation: 5x - 7 = 3x + 9.
What is the area of a triangle with a base of 14 meters and a height of 9 meters?
Find the median of the set of test scores: 78, 85, 92, 65, 88, 90, 72.
What is the least common multiple (LCM) of 8, 12, and 30?
A bus travels a distance of 210 kilometers at an average speed of 60 km/h. How long does the trip take?
A box contains 5 red balls, 3 blue balls, and 2 green balls. If one ball is drawn at random, what is the probability that it is NOT green?
Solve the linear inequality: 4x - 5 > 2x + 7.
A right-angled triangle has one leg measuring 9 cm and a hypotenuse measuring 15 cm. What is the length of the other leg?
Question · Hard
Calculate the volume of a right circular cylinder with a base radius of 3 cm and a height of 10 cm. (Use pi approximately equal to 3.14)
Worker A can complete a painting job alone in 6 hours, while Worker B can complete the same job alone in 3 hours. How long will it take them to complete the job working together?
What is the slope of the line passing through the points (2, 5) and (6, 17) in the Cartesian plane?
Which human body organ system is primarily responsible for taking in oxygen and expelling carbon dioxide?
Science
What phase change occurs when liquid water transforms into water vapor upon heating?
Which planet is located closest to the Sun in our solar system?
Which cell organelle/structure is present in plant cells but absent in animal cells?
What gas do green plants absorb from the atmosphere during photosynthesis?
An object held stationary at the top of a steep ramp possesses which form of stored energy?
In an ecological food chain, organisms that produce organic nutrients from inorganic substances using sunlight are called what?
Which layer of the Earth is composed mostly of solid iron and nickel under extreme gravitational pressure?
Which law of motion states that an object at rest will remain at rest, and an object in motion will remain in motion unless acted upon by an external force?
Which of the following observations provides clear evidence that a chemical change has taken place?
What process in the water cycle involves plants releasing water vapor into the air through microscopic leaf pores (stomata)?
In Mendelian genetics, if two heterozygous tall pea plants (Tt) are crossed, what percentage of their offspring is expected to display the tall phenotype?
What type of plate boundary occurs where two tectonic plates grind past each other horizontally along strike-slip faults?
Which blood vessels transport oxygen-rich blood away from the heart to tissues throughout the body?
Heat transfer that occurs through direct particle-to-particle physical contact in solid substances is known as what?
What wave behavior causes a straight drinking straw placed in a glass of water to look bent at the liquid surface?
An aqueous solution has a measured pH value of 3. How is this solution chemical property classified?
What ecological concept refers to the maximum population size of a species that an ecosystem can sustain indefinitely given available food, water, and habitat?
An isotope of Carbon-14 has an atomic number of 6. How many neutrons are located in the nucleus of a Carbon-14 atom?
According to Ohm's Law (V = I * R), if the electrical resistance of a circuit component is doubled while the applied voltage stays constant, what happens to the electrical current?
Which sentence uses a verb form that agrees correctly with its subject?
English
Select the word closest in meaning to the capitalized word: 'The instructor provided EXPLICIT guidelines before the laboratory activity.'
In the sentence 'The runner moved VERY quickly across the track,' what part of speech is the word 'VERY'?
Which sentence demonstrates proper pronoun-antecedent agreement?
Which sentence correctly uses an apostrophe to show possession for an irregular plural noun?
Choose the word that is an ANTONYM of 'fragile'.
Select the correct verb tense to complete the sentence: 'By the time the rescue team arrived, the local volunteers __________ the trapped residents.'
'The library was a quiet haven of knowledge.' Which figure of speech is used in this sentence?
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