Directors - Java Quiz Question

My marks

Hero

What will be the output of the following program?

public class Directors {
    public static void main(String args[]) {
        Float[] puri = {15.0f, 20.0f, 30.0f};
        String str = "";
        for (Float element : puri) {
            str += element;
        }
        System.out.print(str.toString());
    }
}

	65
	65f
	15.0f20.0f30.0f
	152030
	15.020.030.0

Topic: Converting Numbers to and from Strings In Java

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1	While loop
2	Try block
3	Try & Catch
4	Integer to different radix
5	Conversions
6	Conversions2349
7	Colours
8	Comedian
9	Conversions 2354
10	My marks
11	Directors
12	Hero
13	Numbers
14	Integer methods
15	Long methods
16	Number