respuesta:primero verdadero
segundo : no
I’m not 100% sure but I think it’s because 20/25 can still be simplified further, while the other 3 can’t.
Answer:
400
Step-by-step explanation:
Method for rounding:
Look at the number 1 place before the place you are rounding to.
If it is greater than 4: round up
otherwise: round down.
Ok,
here the number we're looking at is 8 cuz' 8 is in the ones place.
8 is bigger than 4 so we round up.
398.223 becomes 400
Answer:
40:1
Step-by-step explanation:
Let's create an equation to find the # of weeks until Chad learns 937 pieces.
x = # of weeks
937 = 2x + 805
Subtract 805 from both sides.
132 = 2x
Divide both sides by 2
66 = x
Chad will need 66 weeks of lessons to learn 937 pieces.
