What something that equals 55?

Is robot a compound word? Write any four processing devices and explain their useu? When rolling a dice what is the probability of rolling a number 4? What is the density of a block of wood with mass OS 120 g and volume of 200 cm2? What 4 number do you multiply to get 150? What fraction is bigger than one quarter? How many inches go into one inch? Name a real life example of a transverse wave? What is the rate of 20000 feet and 5.2 minutes? What percent of 900 is 9? What is 0.04 million dollars? How much is 3 times 3? What restricts the number of a certain type of product that can be imported into a country? How many centimeters are the in 1inch? What numbers are between 1.120 and 1.110? Why does minus and minus equal plus? What fraction is between -3.4 and 5.8? What two numbers have a sum of 8 and a product of -40? Can 8 over 13 be simplified? How do you deternmine Prime Factorization of a number?