Answer:
2nd one
Step-by-step explanation:
Answer:
1.b 2. 2.5 or 2 1/2
Step-by-step explanation:
Answer:
1/8 of the whole pasta or 1/2 of what's left
Answer:
Step-by-step explanation:
7x + (2x+27)=180-> 9x= 180-27 -> x=17
Answer:
100
Step-by-step explanation:
Ratio is a fraction, so ratio of boys to girls would be written as [let boys be "b" and girls be "g"]:

Also, there are 250 more girls than boys, so we can write:
g = 250 + b
Lets substitute this into "g" of the ratio we wrote and cross mulitply and solve for b:

The number of boys = 100