Answer:
-51
Step-by-step explanation:
PEMDAS suggests you start with parenthesis
10+9•(-3)2-(7)
10-(27)2-(7)
10-54-7
-51
Answer:
Step-by-step explanation:
The numbers in the ratio add up to 10. So divide 250 by 10. One part is £25. Multiply by the given numbers: 3x25=75. 6x25=150. 1x25=25. So you have £75:£150:£25.
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Answer:
31.03%
Step-by-step explanation:
Very simple
6/8.7 and you get the percentage of tree left. Which is 68.97% (rounded
You subtract that from 100 to get how much was removed.
100-68.97=31.03%