The ratio of the lengths of strings that play the notes F and G is 9 to 8. If a string 40 centimeters long plays a G, what is the length of the string that plays an F? Express your answer as an integer or mixed number.
Swapnil has rs590 in currency notes with denominations of rs 50,rs20,rs10. The ratio of the number of rs.50 notes and rs.20 notes is 3 :5. If he has total of 25 notes how many notes of each denomination does he have
The ratio of number of $5 notes to the number of $10 notes that Ryan has was 4:3. After Ryan spent $140 worth of 5$ notes and 2/5 of $10 notes, the ratio became 2:3. What was the value of the $5 notes Ryan had at first?
wave speed: the violin is a four stringed instrument tuned so that the ratio of the frequencies of adjacent strings is 3:2. (This is the ratio when taken as high frequency to lower frequency.) If the diameter of E string (the
Manohar has total of rs 250 as currency notes in the denomination of rs 20 ,rs10 and rs 5. The ratio of the numbers of rs 20 notes and rs10 notes is 3:4. If he has a total of 24 notes,how many notes of each denomination he has?