Answer:
⁷/₂₄ 
Explanation:
Method 1: 
Multiply numerators and denominators 
⁷/₁₆ × ⁴/₃ × ½ = (7 × 4 × 1)/(16 × 3 ×2) = 28/96 
Divide numerator and denominator by highest common factor (4) 
28/96 = ⁷/₂₄ 
 
Method 2—Cancellation 
Cancel 4s 
⁷/₁₆ × ⁴/₃ × ½ = ⁷/₄ × ⅓ × ½ 
Multiply numerators and denominators 
⁷/₄ × ⅓ × ½ = ⁷/₂₄