22% of 400
88 is your answer
Answer:
27 boys
Step-by-step explanation:
The ratio of boys to girls is 3 to 6. The total is (3+6) is 9.
Using the ratio of boys to total (3 to 9), we set it equal to the ratio of boys to total students (81)
3 b
---- = -------------
9 81
We can solve this using cross products.
3*81 = 9b
243 = 9b
Divide each side by 9
243/9 =9b/9
27 =b
There are 27 boys
Answer:
34/40
Step-by-step explanation:
85/100 cross multiply x/40
100x/100=3400/100
x=3400/100
3400/100=34
x=34
Picture included
(Sorry about my handwriting)
Hope this helps!! :)
Stay safe and have a wonderful day/night!!!!!
Brainliest?!?!
You take alll the answers and just divide each one
Answer:
The numbers are 11 and 32. Add to get a sum of 43, and subtract to get a difference of 21.
Step-by-step explanation: