You gave $30.
[$30 * 0.20] (tip % amount) = $6.
You left $6 in tips.
Answer:
add all marbles together to get total number of marbles that can be drawn.
4+16+5+16+10=51 total marbles
10 of the green out of 51 or 10:51
so we divide 10 by 51 or 10/51
equals .196 or 20% rounded
Step-by-step explanation: