The length of the ribbon was originally 30 cm. It was reduced in the ratio 5 : 3. What is its length now?	Choose the correct choice from the following answers.
A) 18	B) 30	C) 6	D) 15	E) 12
Length of ribbon originally = 30 cm   Let the original length be 5x and reduced length be 3x.   But 5x = 30 cm   x = 30/5= 
<gadget id="calculator">30/5</gadget>
<output>6</output>
6 cm   Therefore, reduced length= 3 cm   = 3 × 6 cm = 18 cm   18nswer:18
<result>A</result>
The length of the ribbon was originally 30 cm. It was reduced in the ratio 5 : 3. What is its length now?