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Are these the same
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Random
100

15 + 7 

22

100

-4 + -16 

20 

100

-12 + 65 

53

100

5 + 9 

14

100

-20 + (-15)

-35 

200

3 + 5 + 7 

15

200

-11 + 1 

-10 

200

-6 + -6 

12
200

-7 + 7 

200

-10 + 7 

-3 

300

50 * -50 

-2500

300

-100 + 110 

10 

300

-77 - (- 10 ) 

-67

300

-18 + -64 

82 

300

-205 + -123 

-328 

400

30 + a = 40 

10 

400

500 + b = 200 

-300 

400

-1 + c = -2

-1 

400

d + 3567 = 0 

-3567 

400

45 * x = 405 

500

-9* x = 81

-9 

500

Find the balance of a savings account at the end of 10  years if the interest earned each year is 7.5%.  The principal is $500.

875

500

 At dinner, the meal cost $22 and a sales tax of $1.87 was added to the bill.

1. How much would the sales tax be on a $66 meal?

2. What is the tax rate (percent of tax charged on the meal) for this meal?

8.5% 

$71.61 

500


3 gallons per minute 

500

8 * X *2 = 10*4* 2 

5