ACT

Math Review of Random Numbers

Math Review of Random Numbers 640 426 School Tutoring

Overview:  What Are Random Numbers? In a set of random numbers, the numbers do not follow any pattern.  Each number has an equal probability of occurring, and each number event…

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Review of Nonstandard English: Idiom Errors

Review of Nonstandard English: Idiom Errors 400 267 School Tutoring

Overview:  What Do the SAT and ACT Test in English Grammar? The SAT and ACT test for formal, academic, standard English, which is not necessarily the same way that students…

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Proofreading for Parallel Structure on the SAT and ACT

Proofreading for Parallel Structure on the SAT and ACT 308 220 School Tutoring

Overview:  What Is Parallel Structure? Parallel structure in writing is a refinement technique in which verbs, subjects, and clauses are made similar.  It is tested on the ACT and SAT…

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Stoichiometry: Dealing with Excess and Limiting Reactants

Stoichiometry: Dealing with Excess and Limiting Reactants 3867 2578 School Tutoring

Overview: In many chemical reactions there is an excess reactant a limiting reactant. The amount of product produced is determined by the stoichiometric calculations using the amount of limiting reactant…

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How to Calculate Work Done by a Force

How to Calculate Work Done by a Force 1069 694 School Tutoring

Work is the energy applied to an object as it moves some distance. The amount of work done is directly proportional to the magnitude of force applied, as well as…

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Grammar Review : Choosing the Correct Pronoun on the ACT and SAT

Grammar Review : Choosing the Correct Pronoun on the ACT and SAT 392 257 School Tutoring

Overview:  What Are Pronouns? Pronouns are word forms that substitute for nouns.  They differ from nouns in that the correct pronoun form depends on the function it takes within the…

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Measures of Central Tendency: Mean, Median, and Mode

Measures of Central Tendency: Mean, Median, and Mode 556 333 School Tutoring

Overview:  What Are Measures of Central Tendency? Measures of central tendency represent the most typical score or value in a group of scores on some measure in either a population…

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Review of Solid Geometry on the SAT and ACT

Review of Solid Geometry on the SAT and ACT 812 337 School Tutoring

Overview:  What Is Solid Geometry? Solid geometry was developed after plane geometry as a way to describe the three-dimensional world and the objects in it.  In the ideal three-dimensional world,…

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Review of Math Functions on the SAT and ACT

Review of Math Functions on the SAT and ACT 381 351 School Tutoring

Overview:  What Are Functions? Functions in mathematics describe two different types of relationships between numbers.  The simplest definitions are that a function can be either the set of ordered pairs…

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Nonstandard English: Negative Sentences

Nonstandard English: Negative Sentences 160 128 School Tutoring

Overview:  Why Double Negatives? Some of the most common examples of nonstandard English occur when negative words and statements are misused.  Negatives as alternatives are contained in the English/grammar tests…

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