Question

A board 7 feet 9 inches long is divided into 3 equal parts. What is the length of each part?

• A. 2 feet 9 inches
• B. 2 feet 7 inches
• C. 2 feet 12 inches
• D. 2 feet 3 inches

Answer 1

The correct option is B 2 feet 7 inches

Length of board $=\text{7 feet 9 inches}$

$=(7\times 12+9)$ inches $[\because \text{1 feet = 12 inches}]$

$=93inches$

Number of parts to be cut $3$

$\therefore$ Length of each part $=(93+3)\text{inches}$

$=\text{31 inches}$

$=\text{2feet 7 inches}$