Answer:
Girls: 45
Boys: 25
Step-by-step explanation:




Awnser Check:

Answer:
-10
Step-by-step explanation:
22-12=10
CHECK:
-12+(-10)=-22 (correct, and proven)
Answer:
What is the cost per sq.m
Step-by-step explanation:
You can’t solve this without the cost per meter
Answer:
31.5 m^2
Step-by-step explanation:
To find the amount for 7 bags, create a proportion.

To solve for y, cross multiply numerator to denominator of each fraction.
4(y) = 18(7)
4y= 126
y= 31.5
7 bags will do 31.5 m^2
Answer:
1/2
Step-by-step explanation:
There are 25 odd numbers between 1 and 50.There are total of 50 numbers. Probability is 25/50.