Step-by-step explanation:
so the ratio of the recipe is 32/48 of pineapple juice and orange juice.
that can be simplified to the ratio of 2/3.
now, she has only 20 floz of pineapple juice.
20/x = 2/3
60/x = 2
60 = 2x
x = 60/2 = 30
she needs 30 floz of orange juice with the 20 floz of pineapple juice to maintain the prescribed ratio for fruit punch.
"The petrol consumption of your boat is 15 litres per 100kms. Let d be the distance you travel in kilometres and p the price of petrol in rand per litre. Anexpression for the number of litres of petrol you need to travel d kilometres is"
I think the answer will be
<span>
P=15*(100d)</span>
Answer:
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Ok, so I'm pretty sure you get it by just dividing 168 by 182 to get 0.923 etc. Then if you multiply it by 100 then you get your grade. Which is about a <em>92.3%</em>. Hope this helps.