Answer:
(q)




(r)





(s)





Step-by-step explanation:
Since .25*10 is 2.50 and .10*15 is 1.50 it equals $4. So the ratio is 10:15 which turns to 2:3 ratio simplified.
Answer:
387
Step-by-step explanation:
691-95=596
596 X .171=101.9
101.1 +596 = 697.9 new balance