Percent means parts out of 100
125%=125/100=1.25
'of' menas multily
'is' means equals
137.5 is 125% of what
137.5=1.25 times what
divide both sides by 1.25
108=what
the number is 108
The number of permutations of 8 people taken 6 at a time is given by:
2x - 3y + 6 = 0
<u> - 6 - 6</u>
2x - 3y = -6
2x - 2x - 3y = -6 - 2x
<u>-3y</u> = <u>-6 - 2x</u>
-3 -3
y = 2 + ²/₃x
Answer:
60
Step-by-step explanation:
Carry out the indicated operations:
8² -√16 = 8·8 -√(4·4) = 64 -4 = 60
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For arithmetic expressions like this one, a calculator can help.