The mtn family double data bonus actually gives you double the data you purchase for the same amount, which means if you buy the 1.5gb data which goes for N1,000 you will get extra 1.5gb which makes a total of 3gb, if you buy the 3.5gb which goes for N2,000 you will get extra 3.5 gb making a total of 7gb and if you buy 10gb data for N5,000 you will get extra 10gb making a total of 20gb. And
