Android Question Layout Help

<?xml version="1.0" encoding="UTF-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content" >

    <TextView
        android:id="@+id/textView3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/textView2"
        android:layout_alignBottom="@+id/textView2"
        android:layout_toRightOf="@+id/textView2"
        android:text="MB"
        android:textColor="#FFFFFF"
        android:textSize="12sp" />

    <TextView
        android:id="@+id/textView2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_toRightOf="@+id/textView1"
        android:paddingLeft="4dp"
        android:paddingRight="1dp"
        android:text="112.1"
        android:textAppearance="?android:attr/textAppearanceLarge"
        android:textColor="#00FF00"
        android:textSize="24sp"
        android:textStyle="bold" />

    <TextView
        android:id="@+id/TextView03"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/TextView02"
        android:layout_alignBottom="@+id/TextView02"
        android:layout_alignParentRight="true"
        android:text="MB"
        android:textColor="#FFFFFF"
        android:textSize="12sp" />

    <TextView
        android:id="@+id/TextView02"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_toLeftOf="@+id/TextView03"
        android:paddingLeft="4dp"
        android:paddingRight="1dp"
        android:text="21.2"
        android:textAppearance="?android:attr/textAppearanceLarge"
        android:textColor="#FFFF00"
        android:textSize="24sp"
        android:textStyle="bold" />

    <TextView
        android:id="@+id/TextView01"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/TextView02"
        android:layout_alignBottom="@+id/TextView02"
        android:layout_toLeftOf="@+id/TextView02"
        android:gravity="bottom"
        android:text="Sent:"
        android:textAppearance="?android:attr/textAppearanceMedium"
        android:textColor="#FFFFFF"
        android:textSize="16sp" />

    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignBaseline="@+id/textView2"
        android:layout_alignBottom="@+id/textView2"
        android:layout_alignParentLeft="true"
        android:gravity="bottom"
        android:text="Rcvd:"
        android:textAppearance="?android:attr/textAppearanceMedium"
        android:textColor="#FFFFFF"
        android:textSize="16sp" />

</RelativeLayout>