The numbers 1-20 are each written on a card and the cards are placed in a box. Find each probability below.
The probability that the number is a perfect square OR an even number is

incomplete question. how do you expect anyone to you when you do not post the question in its entirety?

the inequality is:

250c+180g≥950

step-by-step explanation:

let c denotes the number of days in a week   miyoko worked as a cryptographer.

and g denotes the number of days in a week she works as a geologist.

now we are given that she earns $250 for every day she works as a cryptographer,and earns $180 for every day she works as a geologist.

now miyoko's goal is to earn more than $950 this week.

hence, the inequality could be represented as:

250c+180g≥950

b

step-by-step explanation:

u take $75 minus $60.the anwer/original($75)multiply by 100