There is 2 possibilities.....
1, as many of you said the ans is 70(30*.5+10=70)
2, if they had mentioned 'one half', then the ans will be only 70, but since they didnt mention 'one half' half could be both half of 30 or .5..... That means 30 divided by half means 30/15=2 then add 10=12... … Read more
