You want to buy a new app for your iPhone that costs $2.50. The tax rate is 4%. How much total do you pay for the app?

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  $2.60

Step-by-step explanation:

You pay ...

  app cost + tax

  $2.50 + 4% × $2.50 = $2.50×(1 + 4%) = 1.04×$2.50 = $2.60

You pay $2.60 for the app.

i would say the third one.

step-by-step explanation: liner would mean in a line and the only one that doesn't look like it's even thinking about forming a line would be the third one

7. 153.86 ft

8. 12.56 ft

9. 78.5 m

10. 379.94 in

11. 132.665 m

12. 12.56 yd

13. 226.865 ft

14. 113.04 ft

15. 63.585 ft

16. 254.34 m

17. 50.24 cm

step-by-step explanation:

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