The amount of grapes that he gave away is 3.5 pounds.
Number of grapes with Martin = 7 pounds
Fraction given away = 2/5
In this case, to use compatible numbers, we have to find a fraction that's close to 2/5 which will be 1/2.
Then, we have to multiply 1/2 by 7 and this will be:
= 1/2 × 7
= 3.5
In conclusion, the amount of grapes that he gave away is 3.5 pounds.
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