Answer:

For 3 candles cost $12.32
for 1 , Divide cost from 3
→ 12.32 ÷ 3
» 4.10 for each candle
for 2 packs of stationary cost $8.78
→ 8.78 ÷ 2
» 4.39 for each stationary pack
Total Spending (including tax)
→ 12.32 + 8.78
→ $ 21.10
To find three numbers between -0.62 and -0.61 you will add a number in the hundredth place.
b:375:75=5 or 370:100=3.75 but it doesn't make sence B=5