How many tens are there in 540?

What is the percentage of 15 divided by 13? How many times does 22 go into 110? What is half of a trillion? What happens when you multiply both a numerator and a denominator of a fraction by 4? What is 24539 rounded to the nearest thousand? What is 9 multiply by 3? What are the dimensions of 4.4 cu ft? What is three fifths plus three fourths? How can you convert a percent to a mixed number? What is comparative form of small? What is the y intercept of the line y equals 9x plus 3? If a circle has a circumference of 6 ft what is the diameter? What is the greatest factor of 11 which is one more than a multiple of 6? What is 14 percent of 680? Wells Fargo routing number on check? How do you write 57.8 million? Why is o raised to zero not equal to 1? What is it called to make a whole into parts? How many sides does a rectangular octagon? What hexadecimal symbol has the binary value 1110?