Answer: 4 pairs
Step-by-step explanation:
121-16=105. However, 121 can be made by squaring -11 or 11. 16 can be made by squaring 4 or -4. Thus, the choices are 11,4 11,-4 -11,4 -11,-4
Answer:2.624
Answer:
She can buy 62 smoothies
Answer: $157.50
$5250÷100=$52.50
52.50×3=$157.50
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