Find out which number is representing each letter/ Encuentra que letra representa qué número

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

You have 12 balloons to blow up for your birthday party. you blow up 1/3, and your friend blows up 5 of them. what fraction of the baloons still need blowing up

Jessie and bob are financing $425,500 to purchase a house. they obtained a 30/8 balloon mortgage at 6.55%. what will their balloon payment be?