Josita received $50 as a gift. she plans to buy two cassette tapes that cost $9 each and a headphone set that costs $25. how much money will she have left?

Which equation and solution can be used to solve this problem? thirteen less than a number is sixteen. 13-n=16: add 13 to both sides. the answer is 29. n+13=16: subtract 13 from both sides. the answer is 3. n+16=13 subtract 13 from both sides. the answer is 3. n-13=16: add 13 to both sides. the answer is 29.

Which is the standard form for this number? (4 x 1 100 ) + (8 x 1 1,000 ) + ( 3 x 1 100,000 ) ? a) 0.004803 b) 0.04803 c) 0.0483 d) 0.483

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.