Answer :
To find what 1/4 of 40 is you divide 40 by 4.
40/4 = 10
So, if he gave away 1/4 of his oranges he now has 30 oranges left
Next, to find 2/5 of 30, divide 30 by 5 and multiply by 2
30/5=6
6•2=12
So, he lost 12 oranges which leaves him with 18.
40-10=30
30-12=18
Gary has 18 oranges left
40/4 = 10
So, if he gave away 1/4 of his oranges he now has 30 oranges left
Next, to find 2/5 of 30, divide 30 by 5 and multiply by 2
30/5=6
6•2=12
So, he lost 12 oranges which leaves him with 18.
40-10=30
30-12=18
Gary has 18 oranges left