2 x 100,000 + 6 x 10,000 + 1 x 1,000 + 9 x 100 + 4 x 10 + 5 x 1 = ??? PLEASE HELP this is 5th grade math :/

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?

Which number line represents the solution set for the inequality - x 24?

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?