What will come in place of the question mark (?) in each of the following questions ?
Expression : $$\sqrt{5}\times5\sqrt{3}\div\sqrt{15}=?-1$$
=> $$\frac{\sqrt{5} \times 5\sqrt{3}}{\sqrt{15}} = x - 1$$
=> $$\frac{5 \sqrt{15}}{\sqrt{15}} = x - 1$$
=> $$5 = x - 1$$
=> $$x = 5 + 1 = 6$$
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