What should come in place of the question mark (?) in the following questions?
45% of 720 = 30% of ?
Expression : 45% of 720 = 30% of ?
=> $$\frac{45}{100} \times 720 = \frac{30}{100} \times ?$$
=> $$? = \frac{45 \times 720}{30}$$
= $$? = 15 \times 72 = 1080$$
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