Is there a number minus what equal 216 if not you can do 500-284 equals 216 to check that just do 500-216 and it should be 284. hope this helps!!!!!!
Answer:
1716
Step-by-step explanation:
We can use nCr equation to find this
n=13
r=7
11 hours bc 5 times 11 equals 55
Here you go let me know if you have questions