Math
posted by ciara .
1. Solve the proportion: z z+9
 = 
3 12
A. 4
b. 3
c. 2
d. 1
my answer is c ?
2. Solve the proportion: 16 = 8
 
4d+2 3
A. 1^ 11

12
b. 1^ 1

3
c. 1
d. 2
My answer is D ?
3. A solution contains 2.2 liters of water. Convert this measurement to milliliters.
A. 2200 mL
B. 220 mL
C. .002 mL
D. .0022 mL
My answer is A ?
4. Brandon can drive his car 30 miles on one gallon of gasoline. How many gallons does he need for a 165mile trip ?
A. 6 gal
B. 135 gal
C. 5.5 gal
D. 8 gal
My answer is C ?
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