How many feet is in 1yard?

The sum of the ages of a mother a father and their son is 100 years each of their ages is a multiple of 10 and the mother was 30 years old when her son was born how old is the son? What is a riser diagram? Is open an open syllable word? Where the apostles married? What is The sum of two numbers is twenty one half the first number plus one fourth the second number is 9 find the two numbers? Which number is larger 0.022 or 0.0220? What is the two largest integers for 48? How many integers between -2002 and 2002 are divisible by 3 or 4 not by 5? How much does a yard of topsoil weigh? Is 6.5 rounded to the nearest whole number 6? What does 2 yards equal to inches? What is the sum of 411? How do you write a situation that can be represented by 6n 4? How do you write 419854000 using exponents? How many times does 27 go into 330? What is a form 22? How do you make 6.25 in a fraction or mixed number in simplest form? How many cm is 5.3 ft? What is a curved ceiling called? What is 1.0 million written out?