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6. what is 39.114 to 1 decimal place?

  • 39.114
  • 3,9114
  • 391.14
  • 391.15

7. 28 divided by 4 + square root 100-9 squared+5X2?

  • 5
  • 10
  • 5
  • 20

8. what is +8--4?

  • 20
  • 22
  • -6
  • 12

9. 1+2(1-3(1+4(1-5(6+7))))

  • 1533
  • 1000
  • 1500
  • 2000

10. what is 18 x 30

  • 525
  • 540
  • 550
  • 575