Please help! 20 pts!

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5