Numerical Reasoning Practice Test

The volume of the tank is 18 × 12 × 48 = 10,368 cubic inches. Dividing by 231 cubic inches per gallon gives approximately 44.93 gallons, which rounds to 45 gallons. Thus, option a] "45 gallons" is correct. The other options do not match the rounded volume.

A proportion is an equation stating that two ratios are equal. The ratio 5:4 is equal to 15:12, as they simplify to the same fraction. Thus, option a] "5:4 = 15:12" is correct. The other options do not represent valid proportions.

To find the number of handshakes, use the combination formula C(n, 2), where n is the number of team members. For 5 members, C(5, 2) = 5! / (2!(5-2)!) = 10. The other options do not match this calculation. Thus, option c] "10" is correct.

Obeying Laws: Citizens must adhere to the laws of the country.<br> Paying Taxes: Citizens must pay their taxes to support the government and public services.<br> Defending the Nation: Citizens may be called upon to serve in the military to protect the nation.<br> Serving in Court: Citizens may be required to serve on a jury.<br> Voting: Citizens have the right and responsibility to participate in the democratic process by voting in elections.

The correct answer is c] 5 : 12. This could be related to the ratios of a specific problem. Options a], b], and d] do not match the logic.

The correct answer is a] IR. The pattern involves moving forward two letters in the alphabet for both positions. After GT, the next term is IR. Options b], c], and d] do not follow this pattern.

The correct answer is b] 6/10. The total votes are 6 + 4 = 10. The fraction of votes in favor is 6/10. Options a], c], and d] do not match this calculation.

To solve for x, divide both sides of the equation by 3, giving x = 27 / 3 = 9. The other options are incorrect.

Obeying Laws: Citizens must adhere to the laws of the country.<br> Paying Taxes: Citizens must pay their taxes to support the government and public services.<br> Defending the Nation: Citizens may be called upon to serve in the military to protect the nation.<br> Serving in Court: Citizens may be required to serve on a jury.<br> Voting: Citizens have the right and responsibility to participate in the democratic process by voting in elections.