$$\frac{3}{7} of 413+ \frac{2}{5} of 615=?$$

Solution

We need to find the value of $$\frac{3}{7} of 413+ \frac{2}{5} of 615$$

$$\frac{3}{7} \times 413 = 3 \times 59 = 177$$
$$\frac{2}{5} \times 615 = 2 \times 123 = 246$$

Hence, the sum is $$177+246 = 423$$

Hence, the correct answer is option (b)

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