Using the numbers -4, 10, 8, 2, -3, -5, create two expressions that equal 6

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.