In arithmetic variables look like

they look like v x y now when your doing multi dont use the x or it will think its a variable

Step-by-step explanation:

so like this 2+3=y

in sted of useing x for multi use •

i hope this helps you can use any letter in variables

0.16 or 16%

step-by-step explanation:

lets take a coin for example.

if you toss it twice, it has a 1/4 chance of landing on heads both times because 1/2 * 1/2 is 1/4.

with the cards, the chance of picking dog is 0.4. having two people pick one is like picking a card twice in a row. so 0.4 * 0.4 is 0.16, or 16%

you would need to also lose 1 point for each of the other outcomes for it to be fair.

step-by-step explanation: