6.2 ÷ 3.1 is equivalent to 62 ÷ 31.
The dividend and divisor were both multiplied by .

10

Step-by-step explanation: You always multiply the divisor by 10 to make it a whole number, because the rule with multiplication especially with numbers that have 0's at the end you pretty much just annex the 0 so it makes whatever number you're multiplying it by whole

10 because 62 divide 31 is equal to 10

4

step-by-step explanation:

6 (donuts) divided by 3 is 2.

so 2/3 means 2 times 2, which is 4/6.

you get two and your friend gets four.

it is contrapositive

i could not see the question too well so check yourself again too . this is because i want you to get it correct.