Answer
no he gave him a dollar extra. if his total is 38.70 and gave 50 if you subtract it would be 11.30 not 12.30
Step-by-step explanation:
Answer:
6/20 can I get brainliest pleast
Step-by-step explanation:

there is a chance that the teacher will pick a student without brown eyes 6/20 times
Direct variation looks like
y=kx, so
k=y/x
<span>(2, 4) k=4/2=2
(5, 10) k=10/5=2
(7, 14) k=14/7=2
(11, 22) k=22/11=2
Answer:A.k=2.</span>
2800 ÷ 400
Cross out 2 zeros from both numbers, then you have 28 ÷ 4 = 7