Answer:
<u>C. 16 7/18</u>
Step-by-step explanation:
First find the least common denominator for the fractions: 36
Change the fractions: 15 20/36 + 30/36
Add the fractions: 20/36+30/36=50/36
Turn into proper fraction: 16 14/36
Simplify: <u>16 7/18</u>
12 kg in pounds = 26.46 pounds :)
Addition means adding for exanple
3+3=6
264 jumps in 4 minutes
132 jumps in 2 minutes
66 jumps in 1 minute