Answer:
a) 10 per for 4 min means 150 per hour. so more hamburgers are sold per hour.
b) see attachment
This question is about fractions,decimals and percentage
2 answers:
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Answer:
a) p = -84
b) m = 23
Step-by-step explanation:
p = -4
a = 19 + 2p
⇒ 19 + 2 x -4
⇒ -84
m = 3
- 4
⇒ - 4
⇒ 23