Added solution to Toatal Expenses

Added solution to Total Expenses problem in C

Author: jabirafarhath

Beginner/Total Expenses (FLOW009)/expenses.c

@@ -0,0 +1,13 @@
+#include<stdio.h>
+
+int main(){
+    int t,quant,price;
+    printf("Enter the total number of test cases: ");
+    scanf("%d",&t);
+    while(t>0){
+        printf("Enter the quantity and price:");
+        scanf("%d%d",&quant,&price);
+        printf("%f\n",(float)(price*quant));
+        t--;
+    }
+}