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14.what temperature is 12 degrees lower than -3 celsius

15.In a group of 60 children,there are three times as many boys as girls.How many girls are there?
16.If x=5,calculate the value of:
2x² + x

1 Answer

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14. -15 degrees celsius

15.

  • Girls = 15
  • Boys = 15 * 3 = 45
  • Total = 15 + 45 = 60
16. 2(5)^2 + 5 = 2(25) + 5 = 50 + 5 = 55
User Taras Yaremkiv
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