What are the roots of 2x2?8x+6=02x^2 - 8x + 6 = 0? Options: 1, 3 / 2, 4 / -1, -3 / None.
What's the probability of rolling a sum of 7 with two dice? Options: 16\frac {1} {6}, 18\frac {1} {8}, 112\frac {1} {12}, 136\frac {1} {36}.
Physics
If an object is dropped from 80 m, how long to reach the ground? Options: 2 s, 4 s, 5 s, 8 s.
What is the unit of electric current? Options: Volt, Coulomb, Ampere, Ohm.
Find the kinetic energy of a 10 kg object moving at 5 m/s. Options: 25 J, 50 J, 125 J, 250 J.
Chemistry
Which is a strong acid? Options: HCl, CH3COOH, H2CO3, H2O.
What is the pH of a neutral solution? Options: 0, 7, 14, None.
Molar mass of CaCO3\text {CaCO}_3? Options: 84 g/mol, 100 g/mol, 120 g/mol, 150 g/mol.
English
Fill in the blank: "The meeting was postponed ___ further notice." Options: to, until, for, by.
Spot the error: "The team has played very good this season."
Synonym of "Perseverance": Determination, Laziness, Weakness, Hesitation.
Good luck!
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<h3><strong>Mathematics</strong></h3><ol><li>Solve ?01 (3x2+4x+2)? dx\int_ {0}^ {1} (3x^2 + 4x + 2) \, dx. Options: 5, 7, 8, 10.</li><li>What are the roots of 2x2?8x+6=02x^2 - 8x + 6 = 0? Options: 1, 3 / 2, 4 / -1, -3 / None.</li><li>What's the probability of rolling a sum of 7 with two dice? Options: 16\frac {1} {6}, 18\frac {1} {8}, 112\frac {1} {12}, 136\frac {1} {36}.</li></ol><hr><h3><strong>Physics</strong></h3><ol start="4"><li>If an object is dropped from 80 m, how long to reach the ground? Options: 2 s, 4 s, 5 s, 8 s.</li><li>What is the unit of electric current? Options: Volt, Coulomb, Ampere, Ohm.</li><li>Find the kinetic energy of a 10 kg object moving at 5 m/s. Options: 25 J, 50 J, 125 J, 250 J.</li></ol><hr><h3><strong>Chemistry</strong></h3><ol start="7"><li>Which is a strong acid? Options: HCl, CH3COOH, H2CO3, H2O.</li><li>What is the pH of a neutral solution? Options: 0, 7, 14, None.</li><li>Molar mass of CaCO3\text {CaCO}_3? Options: 84 g/mol, 100 g/mol, 120 g/mol, 150 g/mol.</li></ol><hr><h3><strong>English</strong></h3><ol start="10"><li>Fill in the blank: "The meeting was postponed ___ further notice." Options: to, until, for, by.</li><li>Spot the error: "The team has played very good this season."</li><li>Synonym of "Perseverance": Determination, Laziness, Weakness, Hesitation.</li></ol><p>Good luck!</p>
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