Answer:
24 times
Step-by-step explanation:
16 divided by 2/3 is 24
hope this helped!
Answer:
The length of DE is 5 because they are similar triangle .
Answer:
31
Step-by-step explanation:
1/4 of 124, ¨of¨¨ represents multiplication
so 1/4*124=124/4
which 124 divided by 4 equals 31
Answer:
A and B
Step-by-step explanation:
3:4 multiplied by 2 is 6:8
3x2=6 4x2=8
3:4 multiplied by 3 is 9:12
3x3=9 4x3=12
Answer:
90 g of water should be added and he will make 900 g of solution.
Step-by-step explanation:
Let x g be the amount of salt Ilya add to 810g of water to make 10% solution. Then 810+x g is the amount of new solution. Thus,
810+x - 100%,
x - 10%.
Mathematically,

So 90 g of water should be added and he will make 810+90=900 g of solution.