All of Randy’s thing in his desk are round
<u>Answer-</u>
<em>$2000</em><em> were invested at 5%</em>
<u>Solution-</u>
Let x amount of money was invested at 5% and (6000-x) amount was invested as 3%
We know that,

Putting the values,


And


According to the question,







Therefore, $2000 were invested at 5%
Using the Pythagorean theorem the length is 9.85cm
A. because he had ridden less than 140 so 5s >140