The prime factorisation of two numbers are 2^6 x 3^4 x 5^2 x 7^4 and 2^5 x 3^2 x 5^3 x 7^4. write down, in index form, the prime factorisation of ther: a) HCF
b)LCM

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Find the distance from the theater to the library. leave your answer in simplest radical form if necessary. 12 √12 74 √74

Agrid shows the positions of a subway stop and your house. the subway stop is located at (-5,2) and your house is located at (-9,9). what is the distance, to the nearest unit, between your house and the subway stop?