Last time I checked, gold cost $1320 an ounce. How many kg could you buy with $250,000? I need help ASAP

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?