1000 different ways unless you can't choose the same as before it would be 720
Answer:
The weight of pears is 3.08 kg
Step-by-step explanation:
A farmer sells 7.7 kilograms of apples and pears.
3/5 of this weight is apples.
This means that the weight of apples is:
3/5 of 7.7
=> 
The weight of apples is 4.62 kg.
The weight of pears will therefore be:

The weight of pears is 3.08 kg.
Answer:
9 - 2/x
Step-by-step explanation:
All you would do is multiply .9 by 20
.9*20=18
90% of 20 is 18