Mathematics MCQs

Direct proportion: \\( \\frac{40400}{16} = \\frac{x}{4} \\). Solve for \\( x = 10100 \\).

Antecedent is the first term (7).

Direct proportion: \\( \\frac{4000}{20} = \\frac{x}{25} \\). Solve for \\( x = 5000 \\).

Unit rate has denominator 1. 60 km/2 h simplifies to 30 km/h.

Product of extremes = means: \\( 5 \\times 45 = 15 \\times x \\). Solve for \\( x = 15 \\).

Convert hours to minutes: 240 min : 120 min = 2:1.

Product of extremes = means: \\( 12 \\times 8 = 32 \\times x \\). Solve for \\( x = 3 \\).

Direct proportion: Increasing quantity increases cost.

Inverse proportion: \\( 2 \\times 10 = 4 \\times x \\). Solve for \\( x = 5 \\).

Consequent is the second term (11).