What is R divided by 4 equal?

How old are you if you where born in 1987? What is the 3 power of 20? Which is not equivalent to the others a. 355.5 cm b. 35.55 m c. 0.03555 km d. 35550 mm? What is 3 meters x 1.2 meters? What is 16.7 x 32.8 rounded to nearest 10? What is the height of a 4 foot 6 inch tall person in centimeters? What is 700-381? What object is 10 millimeters? What is Five hundredths as a decimal number? What fraction is 150 of 180 in simplest form? What is 271290 rounded to the hundred thousands? How do you write 390 as a fraction? Is 2.001 equal to 2.01? How many diagonals in a regular dodecagon? What is a number whose product with six is the same as its sum with sixtysix? How tall is 4ft 6 in inches? Is a combinational circuit that selects binary information from one of many input lines and diretcs to single output lines? Does every positive number have only one square root? Average mean and mode what is the difference? What would ypu measure the mass of an squirrel?