This is my last one bros. mrs. lamb is going to make a 3 question true false test. she wants to see how many different answer keys would be possible. what could she do to simulate this quiz? what would the sample space be?

What two consecutive odd integers have a sum of -28

One-third of the people from country a claim that they are from country b, and the rest admit they are from country a. one-fourth of the people from country claim that they are from country a, and the rest admit they are from country b. in a combined census of the two countries, one-half of the total claimed to be from a. what is the ratio of the populations of country a to that of country b.

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.