I think it’s 390. I hope I’m not too late :V
Answer:
use a ratio
Step-by-step explanation:
you work 10 hours and make $25. How much do you earn per hour? (this is your unit rate.)
<u>10 hours</u>
$25
divide and you get an answer of $2.50 per hour
to check your answer work the problem backwards, take $2.50 times 10 hours = $25
Answer:
125 percent
Step-by-step explanation:
The proportion is
40 percent
------ = ----------
32 100
Using cross products
40*100 =32 * percent
Divide by 32
4000/32 = percent
125 = percent
Answer:
1, 120
Step-by-step explanation:
3.2 x 107 = 342.4
+ 7.2 x 108 = 777.6
_____________________
1, 120
