Free ASVAB Practice Test

A military transport vehicle travels 240 miles on 15 gallons of diesel fuel. At this same rate of fuel efficiency, how many gallons of diesel fuel will the vehicle require to complete a convoy route of 560 miles?

Solve the algebraic equation for x: 3(3x - 4) = 5x + 16 What is the value of x?

The unit commander issued an **unequivocal** order regarding the defensive perimeter security protocols. The word **unequivocal** most nearly means:

Read the following military tactical overview: "Modern naval combat vessels utilize both active sonar and passive sonar for underwater submarine detection. Active sonar emits an acoustic pulse (a 'ping') into the ocean depths and measures the time delay and Doppler frequency shift of the returning echo to calculate the precise distance, bearing, and speed of a submerged contact. However, broadcasting an active acoustic pulse immediately alerts enemy listening posts to the transmitting ship’s exact coordinates. In contrast, passive sonar operates solely by listening to ambient marine noises and acoustic signatures generated by enemy engines and cavitation without broadcasting any signal, preserving the vessel’s stealth while identifying directional bearings." According to the passage, what is the primary operational advantage of passive sonar over active sonar?

Which organelle within eukaryotic cells is primarily responsible for synthesizing adenosine triphosphate (ATP) through aerobic cellular respiration?

In a direct current (DC) circuit, a 24-volt power source is connected in series with a 6-ohm resistor. According to Ohm's Law (V = I · R), what is the current flowing through the circuit?

A technician uses a Class 1 lever to lift a 300-pound load. The load is positioned 2 feet from the fulcrum, while the technician applies a downward effort force 6 feet from the fulcrum on the opposite side. Neglecting friction and the weight of the lever, how much effort force must the technician apply to balance the load?

Which automotive engine component is driven by the crankshaft via a timing belt or chain to ensure the intake and exhaust valves open and close in exact synchronization with the four-stroke piston cycle?

A military logistics crew of 4 specialists can unpack and inventory a cargo container in 6 hours. If 2 additional specialists with equal productivity are added to the crew, how many hours will it take the 6-person crew to unpack and inventory an identical cargo container?

A supply officer purchases field equipment originally priced at $450. The military vendor provides a 20% government contract discount. If a local shipping fee of $15 is added after the discount is applied, what is the final total cost of the order?

A communications antenna mast is secured to level ground by a straight guy wire. The guy wire is anchored to the ground 12 feet away from the base of the mast, and it connects to the mast at a height of 16 feet above the ground. How long is the guy wire?

Factor the quadratic expression completely: x² - 5x - 24 Which of the following represents the correct factorization?

The battalion sergeant major insisted on maintaining **meticulous** maintenance records for all tactical communications gear. The word **meticulous** most nearly means:

After days of intense desert operations, water supplies were **depleted**, forcing the unit to secure a local well. The word **depleted** most nearly means:

Read the following technical summary: "Unmanned Aerial Vehicles (UAVs) deployed in tactical reconnaissance generally fall into two aerodynamic categories: rotary-wing and fixed-wing aircraft. Rotary-wing UAVs, such as quadcopters, generate vertical thrust through spinning rotors, granting them the ability to hover in place, ascend vertically, and maneuver through confined urban terrain. However, the high power consumption demanded by constant rotor rotation severely limits their operational flight endurance and range. Conversely, fixed-wing UAVs utilize forward velocity over rigid airfoils to generate lift. This aerodynamic efficiency allows fixed-wing drones to loiter aloft for many consecutive hours across vast patrol corridors, though they require a cleared runway or launcher mechanism for takeoff and cannot remain stationary over a single target point." Based on the passage, what is the principal operational trade-off of rotary-wing UAVs compared to fixed-wing UAVs?

Read the following excerpt on military logistics: "In modern expeditionary doctrine, the concept of 'just-in-time' logistics has been balanced against the necessity of operational resiliency. While maintaining lean forward stockpiles reduces supply footprint, transport fuel requirements, and warehouse vulnerability, extended supply lines are uniquely susceptible to disruption by adverse weather, electronic warfare, and hostile interdiction. Consequently, expeditionary force commanders prioritize forward-positioning critical commodities—specifically potable water, Class I rations, medical supplies, and small-arms ammunition—within localized defensive perimeters. Non-critical replenishment items, such as replacement office equipment or long-term vehicle overhaul components, remain managed through rear echelon depots until requested." According to the author, why do expeditionary commanders forward-position critical commodities rather than relying entirely on lean logistics?

A rocket engine propels a missile forward in outer space by expelling hot exhaust gases out of its nozzle at high velocity. Which scientific principle explains why the missile accelerates forward even in the vacuum of space where no atmospheric air exists to push against?

Which electronic component stores electrical energy temporarily in an electrostatic field between two conductive plates separated by a dielectric insulator, and what is its standard unit of measurement?

In an alternating current (AC) to direct current (DC) power supply, which semiconductor device is primarily used to rectify current by allowing electricity to flow in only one direction?

In a machine shop, what specialized hand tool is used to cut internal screw threads inside a newly drilled hole in a metal block?

In an automotive hydraulic brake system, which component converts mechanical force from the driver's foot on the brake pedal into hydraulic fluid pressure transmitted through the brake lines?

Gear A has 15 teeth and meshes directly with Gear B, which has 45 teeth. If Gear A rotates clockwise at an input speed of 180 revolutions per minute (RPM), what is the rotational speed and direction of Gear B?

A rigging system consists of a block and tackle with 4 supporting rope strands holding up a suspended 400-pound engine. Assuming the pulleys are frictionless and the 4 supporting rope strands directly share the load equally, what minimum pulling effort force is required to hold the engine in equilibrium?

In an Assembling Objects spatial puzzle, two flat pieces must be joined without overlapping to form a single continuous polygon: • Piece 1 is an equilateral triangle with side lengths of 6 inches. • Piece 2 is a square with side lengths of 6 inches. If one complete 6-inch side of Piece 1 is joined flush against one complete 6-inch side of Piece 2, how many exterior edges does the resulting combined shape have, and what is its total perimeter?

A flat sheet of cardboard is cut in the shape of a standard "T-shaped" net consisting of 6 identical square faces labeled A, B, C, D, E, and F: • A central vertical column has 4 squares in a line: A (top), B, C, and D (bottom). • Square E is attached to the left side of square B. • Square F is attached to the right side of square B. When this cardboard net is folded along all connecting seam lines into a closed three-dimensional cube, which face will be directly opposite face B?