The average distance from mars to the sun is about one hundred forty one million six hundred twenty thousands miles how is this distance written standrad form

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

Simplify the expression 10/11(22z) + (a+5) -1

Convert (-3,0) to polar form. a. (3,0’) b. (-3,180’) c. (3,180’) d. (3,360’)