#include <stdio.h>
#include <stdlib.h>
#include <time.h>
int main (void) {
	/*
	int stime;
	long int ltime;
	ltime=time(NULL);
	stime=(unsigned) ltime/2;
	srand(stime);
	int min, max;
	int sumelema = 0;
	*/
	int m[40];
	int a, *p;
	p = m;
	int sum = 0;
	int sumelemb = 0;
	double mvar;
	/*
	scanf("%d", &min);
	scanf("%d", &max);
	scanf("%d", &a);
	for (int i=0;i<40;++i) {
		m[i] = (min + rand()%(max-min+1));
        if (m[i]%a == 0) sum += m[i];
		printf("%2d ", i);
		printf("%d\n", m[i]);
	}
	mvar = ((double)sum)/40;
	for (int i=0;i<40;++i) {
		if (m[i]>(int)mvar) sumelema += m[i];
		if (*(p+i)>(int)mvar) sumelemb += *(p+i);
	}
    printf("%.4f\n", mvar);
    printf("%d\n", sumelema);
    printf("%d\n", sumelemb);
    */
	for (int i=0; i<40; ++i)
		scanf("%d", &m[i]);
	scanf("%d", &a);
	for (int i=0;i<40;++i)
        if (m[i]%a == 0) sum += m[i];
	mvar = ((double)sum)/40;
	for (int i=0;i<40;++i)
		if (*(p+i)>(int)mvar)
			sumelemb += *(p+i);
    printf("%.4f\n", mvar);
    printf("%d\n", sumelemb);
	return(0);
}