Updated FractionValue code

app/src/main/java/com/elearning/probabilityandstatisticsanalyserandeducator/dataExtraction/FractionValue.java

@@ -3,13 +3,16 @@ package com.elearning.probabilityandstatisticsanalyserandeducator.dataExtraction
 import java.math.BigDecimal;
 import java.math.MathContext;
 import java.text.ParseException;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
 
 public class FractionValue {
 
     public FractionValue(){}
 
-    public Double fractionToDouble(String question){
-        Double value = null;
+    public List<Double> fractionToDouble(String question){
+        List<Double> value = new ArrayList<Double>();
         question="4/52";
         if (question != null) {
             if (question.contains("/")) {
@@ -18,11 +21,11 @@ public class FractionValue {
                     BigDecimal d1 = BigDecimal.valueOf(Double.valueOf(numbers[0]));
                     BigDecimal d2 = BigDecimal.valueOf(Double.valueOf(numbers[1]));
                     BigDecimal response = d1.divide(d2, MathContext.DECIMAL128);
-                    value = response.doubleValue();
+                    value = Collections.singletonList(response.doubleValue());
                 }
             }
             else {
-                value = Double.valueOf(question);
+                value = Collections.singletonList(Double.valueOf(question));
             }
         }
        // if (value == null) {