Question

ABCD is a square. 5 out of 6 identical rectangle in the smaller sqare have been shaded. How many more similar rectangle must be shaded so that 3/8 of square ABCD is shaded ​

Answer 1

Answer:

one block have 6 rectangles

so 4 blocks will have 24 rectangles

so making denominator 24 we will

$\frac{3}{8} \times \frac{3}{3} \\ \frac{9}{24}$

9 in total should be shaded or 4 more should be shaded

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