Answer:
x is triangle
Step-by-step explanation:
sudsy baka
Answer:
No, it's actually 100
Step-by-step explanation:
If you put brackets in the right places you'll see (3*20)+(4*10)=60+40=100
It will take 80 minutes to fill the pool 20x4=80
Answer: rate is a ratio that is used to compare different kinds of quantities. A unit rate describes how many units of the first type of quantity corresponds to one unit of the second type of quantity.