3 votes 3 votes A retaining wall with measurements $30$ m $\times12$ m $ \times 6$ m was constructed with bricks of dimensions $8$ cm $\times6$ cm $ \times 6$ cm. If $60\%$ of the wall consists of bricks, the number of bricks used for the construction is _______ lakhs. $30$ $40$ $45$ $75$ Quantitative Aptitude gate2019-ce-2 general-aptitude quantitative-aptitude geometry + – Arjun asked Feb 12, 2019 • edited May 30, 2019 by Pooja Khatri Arjun 1.9k views answer comment Share Follow Migrated from GO Civil 4 years ago by Arjun See all 0 reply Please log in or register to add a comment.
Best answer 2 votes 2 votes Number of bricks $= \dfrac{0.6 \times3000 \times 1200 \times 600}{8 \times 6 \times 6} = 300 \times150 \times 100= 45 \text{ lakhs.}$ Arjun answered Jun 3, 2019 Arjun comment Share Follow See all 0 reply Please log in or register to add a comment.
