It’s 17 i’m pretty sure because 20+ 5 is 25 and 25 - 10 is 15 then 15+5=20 and 20-3 is 17
Answer:
B
Step-by-step explanation:
It increases and dosent not have a pattern
Answer:
x is 90 z is 60 and y is 30
Step-by-step explanation:
Answer:
there are 8 candles
Step-by-step explanation:
(i) In order to obtain an equal amount of candle to candle holders Caroline has to buy enough packs to obtain a 1:1 ratio.
Therefore to obtain a 1:1 ratio:
=30 candles/18 candle holders * (18/30)
Therefore she needs to buy 18 packs of candles and 30 packs of candle holders to have exactly the same number of candles and holders
(ii) Caroline can make = 30*18 = 540 table decorations
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