What is another way to write this number i-ready 300 +70+5/10+8/100

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?

21 a stick 7 inches long is broken into two pieces, so that one piece is twice as long as the other one. how long are the two pieces?

When rolling 26 sided number cube what are the chances some of the role will be seven