Digital ACT Practice Questions
Access 297 official-caliber practice questions. Filter by subject or difficulty to pinpoint your cognitive blind spots.
A circle in the standard $(x,y)$-coordinate plane has the equation $x^2 + y^2 - 6x + 8y - 11 = 0$. What is the length of the radius of this circle?...
If $\log_{10}(x) = 2$ and $\log_{10}(y) = -3$, what is the value of $\log_{10}\left(\frac{100x^3}{\sqrt{y}}\right)$?...
A fair six-sided die is rolled three times. What is the probability that the numbers rolled strictly increase (that is, the second roll is greater than the firs...
In $\triangle XYZ$, the measure of $\angle X$ is $45^\circ$, the measure of $\angle Y$ is $30^\circ$, and the side opposite $\angle Y$ has length $10\sqrt{2}$. ...
The municipal transit authority [____] several alternative routes before approving the downtown subway expansion....
The archaeological site yielded several well-preserved bronze spearheads [____] however, the surrounding pottery shards had deteriorated severely....
Having analyzed thousands of satellite radar images, [____] mapped the subterranean drainage basin with remarkable accuracy....
The newly installed high-efficiency geothermal heat pump operates [____] than conventional electric furnaces in freezing conditions....
The restoration architect insisted that the original timber framework [____] preserved during the historic mansion's renovation....
The environmental coalition submitted a formal petition to city hall, [____] that industrial zoning permits along the riverbank be revoked....
The experimental electric aircraft demonstrated superior range, quiet operation, and [____] compared to traditional turboprops....
A student tested the electrical resistance of four copper wires of varying lengths and cross-sectional areas at $20^\circ\text{C}$: • Wire 1: Length $1.0\text{ ...
The following passage is adapted from an essay on Renaissance polyphony: "The transition from monophonic Gregorian chant to the elaborate counterpoint of Josqui...
In a physics optics laboratory, a monochromatic light ray travels from a medium of refractive index $n_1 = 1.00$ into a flint glass prism of refractive index $n...
A chemistry student must prepare a $0.5\text{ M}$ aqueous solution of hydrochloric acid (HCl) starting from a stock solution with concentration $6.0\text{ M}$. ...
A chemistry student must prepare a $0.25\text{ M}$ aqueous solution of sodium hydroxide (NaOH) starting from a stock solution with concentration $4.0\text{ M}$....
A chemistry student must prepare a $0.6\text{ M}$ aqueous solution of sulfuric acid (H2SO4) starting from a stock solution with concentration $3.0\text{ M}$. Th...
A chemistry student must prepare a $0.2\text{ M}$ aqueous solution of potassium chloride (KCl) starting from a stock solution with concentration $2.5\text{ M}$....
A chemistry student must prepare a $0.75\text{ M}$ aqueous solution of nitric acid (HNO3) starting from a stock solution with concentration $5.0\text{ M}$. The ...
If $z = 3 - 4i$ where $i = \sqrt-1$, what is the absolute value (modulus) of $z$, denoted $|z|$?...
If $z = 5 + 12i$ where $i = \sqrt-1$, what is the absolute value (modulus) of $z$, denoted $|z|$?...
If $z = 8 - 15i$ where $i = \sqrt-1$, what is the absolute value (modulus) of $z$, denoted $|z|$?...
If $z = 7 + 24i$ where $i = \sqrt-1$, what is the absolute value (modulus) of $z$, denoted $|z|$?...
If $z = 9 - 40i$ where $i = \sqrt-1$, what is the absolute value (modulus) of $z$, denoted $|z|$?...
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